Dashboard Indicators: 2020 ACURA RDX Warning Lights Guide
When it comes to automobile instrumentation, warning lights are one of the most important parts. They are always on and let you know when something might be wrong with your car. In the case of the 2020 Acura RDX, these dashboard signs act as watchdogs, giving the driver important information about the car’s health and performance. As drivers start their trips, these bright beacons light up pathways of awareness, calling their attention to a wide range of conditions, from alerts about regular maintenance to urgent situations that need action right away. Each flash of light shows how detailed the network of sensors and systems that were put together to make sure that every ride works well and is safe.
2023 Acura RDX Specs, Price, Features, Mileage (Brochure)
Indicators
When you set the power mode to ON, these indicators come on to indicate that system checks are being performed. They go off a few seconds later or after the engine has started. If an indicator does not come on or turn off, there may be a malfunction in the corresponding system.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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- Comes on when the parking brake is applied and goes off when it is released.
- Comes on when the brake fluid level is low.
- Comes on if there is a problem with the brake system.
- The beeper sounds and the indicator comes on if you drive with the parking brake not fully released.
- Comes on for about 30 seconds when you pull or push the electric parking brake switch when the power mode is in ACCESSORY or VEHICLE OFF.
- Stays on for about 30 seconds when you set the power mode to VEHICLE OFF while the electric parking brake is set.
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- Comes on while driving – Make sure the parking brake is released. Check the brake fluid level.
- Comes on along with the brake system indicator (amber) -Immediately stop in a safe place. Contact a dealer for repair. The brake pedal becomes harder to operate. Depress the pedal further than you normally do.
- Comes on along with the ABS indicator – Have your vehicle checked by a dealer.
- Blinks and the brake system indicator (amber) comes on at the same time – There is a problem with the electric parking brake system. The parking brake may not be set.
Avoid using the parking brake and have your vehicle checked by a dealer immediately.
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Parking Brake and Brake System Indicator (Red)
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Parking Brake and Brake System Indicator (Amber)
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- Comes on if there is a problem with a system related to braking other than the conventional brake system.
- Comes on if there is a problem with the electric brake system.
- Comes on if there is a problem with the electric parking brake system.
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• Stays on constantly – Avoid high speeds and sudden braking. Take the vehicle to a dealer immediately.
• Comes on while driving – Avoid using the parking brake and have your vehicle checked by a dealer immediately.
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- Comes on if there is a problem with the radar sensor.
- Indicators may come on temporarily when the Maximum Load Limit is exceeded.
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- Make sure the total load is within the Maximum Load Limit.
- Stays on constantly – Have your vehicle checked by a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Parking Brake and Brake System Indicator (Amber)
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- Comes on if there is a problem with the automatic brake hold system.
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Automatic Brake Hold System Indicator
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- Comes on when the automatic brake hold system is on.
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Automatic Brake Hold Indicator
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- Comes on when the automatic brake hold is activated.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Malfunction Indicator Lamp
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- After you have set the power mode to ON, the vehicle performs system checks. However, if the readiness codes have not been set by that time, this indicator will blink five times and then go off.
- Comes on if there is a problem with the emissions control system.
- Blinks when a misfire in the engine’s cylinders is detected.
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- Readiness codes are part of the onboard diagnostics for the emissions control systems.
- Comes on while driving – Have your vehicle checked by a dealer.
- Blinks while driving – Stop in a safe place where there are no flammable objects. Stop the engine for 10 minutes or more, and wait for it to cool down. Then, take your vehicle to a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Charging System Indicator
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- Comes on when the battery is not charging.
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- Comes on while driving – Turn off the climate control system and rear defogger in order to reduce electricity consumption.
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Gear Position Indicator
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- Indicates the current gear selection.
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M (sequential mode) Indicator/Gear Selection Indicator
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- Comes on when the sequential mode is applied.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Transmission System Indicator
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- The current gear selection blinks if the transmission system has a problem.
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- Blinks while driving – Avoid sudden starts and acceleration and have your vehicle checked by a dealer immediately.
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- The indicated current gear selection blinks if the transmission system is a problem and the performance of the vehicle is reduced.
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- Avoid sudden start, sudden acceleration and high speed, and have your vehicle checked by a dealer immediately.
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- The indicated current gear selection blinks if the transmission system is the problem and the paddle shifters cannot be used.
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- Have your vehicle checked by a dealer immediately.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Transmission System Indicator
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- The current gear position or all the gear positions blink if there is a problem with the transmission and the vehicle is no longer able to run.
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- Immediately park your car in a safe place.
- Have your vehicle checked by a dealer.
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- The current gear position or all the gear positions blink if there is a problem with the transmission and it is not possible to select (P.
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- Depending on the circumstances, you can set the power mode to on as an emergency measure.
- While the vehicle is stopped, apply the parking brake.
- Have your vehicle checked by a dealer immediately.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Auto Idle Stop Indicator (Green)
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- Comes on when Auto Idle Stop is in operation. The engine automatically shuts off.
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Auto Idle Stop System Indicator (Amber)
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- Comes on when the Auto Idle Stop system has been turned off by the Auto Idle Stop system OFF button.
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- Blinks if there is a problem with the Auto Idle Stop system.
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- Blinks – Have your vehicle checked by a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Seat Belt Reminder Indicator
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- Blinks and the beeper sounds for a few seconds if you are not wearing a seat belt when you set the power mode to ON, and then the indicator comes on.
- If the front passenger is not wearing a seat belt, the indicator comes on a few seconds later.
- Blinks while driving if either you and/or the front passenger has not fastened a seat belt. The beeper sounds and the indicator blinks at regular intervals.
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- The beeper stops and the indicator goes off when you and the front passenger fasten their seat belts.
- Stays on after you and/or the front passenger have fastened the seat belt(s) – A detection error may have occurred in the sensor. Have your vehicle checked by a dealer.
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Low Fuel Indicator
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- Comes on when the fuel reserve is running low (approximately 2.4
U.S. gal./9.1 Liter left).
- Blinks if there is a problem with the fuel gauge.
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- Comes on – Refuel your vehicle as soon as possible.
- Blinks – Have your vehicle checked by a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Anti-lock Brake System (ABS) Indicator
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- Comes on if there is a problem with the ABS.
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- Stays on constantly
- Have your vehicle checked by a dealer. With this indicator on, your vehicle still has normal braking ability but no anti-lock function.
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Supplemental Restraint System Indicator
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- Comes on if a problem with any of the following is detected:
- Supplemental restraint system
- Side airbag system
- Side curtain airbag system
- Seat belt tensioner
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- Stays on constantly – Have your vehicle checked by a dealer.
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Electric Power Steering (EPS) System Indicator
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- Comes on if there is a problem with the EPS system.
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- Stays on constantly – Have your vehicle checked by a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Vehicle Stability Assist® (VSA®) System Indicator
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- Blinks when VSA®, or trailer stability assist is active.
- Comes on if there is a problem with the brake assist system, VSA® system or hill start assist system.
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- Stays on constantly – Have your vehicle checked by a dealer.
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Vehicle Stability Assist® (VSA®) OFF Indicator
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- Comes on when you partially disable VSA®.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Low Tire Pressure/TPMS Indicator
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- Comes on if the tyre pressure of any of the tyres becomes significantly low.
- Blinks for about one minute, and then stays on if there is a problem with the TPMS, or when a compact spare tire* is temporarily installed.
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- Comes on while driving – Stop in a safe place, check tyre pressures, and inflate the tyre (s) if necessary.
- Blinks and remains on – Have your vehicle checked by a dealer. If the vehicle is fitted with a compact spare tyre, get your regular tyre repaired or replaced and put it back on your vehicle as soon as you can.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Turn Signal and Hazard Warning Indicators
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- Blinks when you operate the turn signal lever.
- Blink along with all turn signals when you press the hazard warning button.
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- Does not blink or blink rapidly
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High Beam Indicator
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- Comes on when the high-beam headlights are on.
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Lights On Indicator
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- Comes on when the light switch is in a position other than OFF or when the switch is set to AUTO and the exterior lights come on.
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- If you set the power mode to VEHICLE OFF while the lights are on, a chime sounds when the driver’s door is opened.
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Fog Light Indicator*
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- Comes on when the fog lights are on.
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Auto High-Beam Indicator
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- Comes on when all the operating conditions of the auto high-beam are met.
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Indicator
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Name
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On/Blinking
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Explanation
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Message*1
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Indicator
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Immobilizer System Indicator
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- Comes on briefly when you set the power mode to ON, then goes off.
- Blinks if the immobilizer system cannot recognize the key information.
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- Blinks – You cannot start the engine. Set the power mode to VEHICLE OFF*1, then select the ON mode again.
- Repeatedly blinks – The system may be malfunctioning. Have your vehicle checked by a dealer.
- Do not attempt to alter this system or add other devices to it. Electrical problems can occur.
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 Indicator
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Security System Alarm Indicator
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- Comes on briefly when you set the power mode to ON, then goes off.
- Blinks when the security system alarm has been set.
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Canadian models only: Apply and hold the brake pedal before selecting the ON mode.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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System Message Indicator
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- Comes on along with a beep when a problem is detected. A system message on the multi-information display appears at the same time.
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- While the indicator is on, roll the right selector wheel to see the message again.
- Refer to the Indicator information in this chapter when a system message appears on the multi-information display. Take the appropriate action for the message.
- The multi-information display does not return to the normal screen unless the warning is canceled, or the right selector wheel is pressed.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Super Handling-All Wheel DriveTM (SH-AWD®) Indicator*
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- Comes on if there is a problem with the SH-AWD® system.
- Blinks when the differential temperature is too high.
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- Stays on constantly – The engine drives the front wheels only in this state. Have your vehicle checked by a dealer.
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- Blinks while driving – Stop in a safe place, put the transmission into (P, and idle the engine until the indicator goes off. If the indicator does not stop blinking, take your vehicle to a dealer.
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Maintenance Minder Indicator
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- Comes on when the scheduled maintenance is due soon.
- Consequently, Maintenance Due Now and Maintenance Past Due follow.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Adaptive Cruise Control (ACC) with Low Speed Follow Indicator (Amber)
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- Comes on if there is a problem with ACC with Low-Speed Follow.
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- Stays on constantly – Have your vehicle checked by a dealer.
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- The indicator may come on temporarily when the Maximum Load Limit is exceeded.
- ACC with Low-Speed Follow has been automatically canceled.
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- Make sure the total load is within the Maximum Load Limit.
- Stays on constantly – Have your vehicle checked by a dealer.
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Adaptive Cruise Control (ACC) with Low Speed Follow Indicator (Green)
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- Comes on when you press the MAIN button.
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Lane Keeping Assist System (LKAS) Indicator (Amber)
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- Comes on if there is a problem with the LKAS.
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- Stays on constantly – Have your vehicle checked by a dealer.
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Lane Keeping Assist System (LKAS) Indicator (Green)
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- Comes on when you press the MAIN button.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Road Departure Mitigation (RDM) Indicator
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- Comes on if there is a problem with RDM.
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- Stays on constantly – Have your vehicle checked by a dealer.
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- The indicator may come on temporarily when the Maximum Load Limit is exceeded.
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- Make sure the total load is within the Maximum Load Limit.
- Stays on constantly – Have your vehicle checked by a dealer.
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- Comes on when RDM shuts itself off.
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- The indicator may come on temporarily when passing through an enclosed space, such as a tunnel.
- The area around the radar sensor is blocked by dirt, mud, etc. Stop your vehicle in a safe place and wipe the debris off with a soft cloth.
- Have your vehicle checked by a dealer if the indicator does not go off even after you have cleaned the radar sensor.
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- Stays on – The temperature inside the camera is too high.
Use the climate control system to cool down the camera.
The system activates when the temperature inside the camera cools down.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Road Departure Mitigation (RDM) Indicator
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- Comes on when RDM shuts itself off.
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- Stays on – The area around the camera is blocked by dirt, mud, etc. Stop your vehicle in a safe place and wipe the debris off with a soft cloth.
- Have your vehicle checked by a dealer if the indicator and message are still displayed even after you have cleaned the area around the camera.
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Collision Mitigation Braking SystemTM (CMBSTM) Indicator
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- Comes on when you deactivate the CMBSTM. A multi-information display message appears for five seconds.
- Comes on if there is a problem with CMBSTM.
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- Stays on constantly without the CMBSTM OFF – Have your vehicle checked by a dealer.
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- The indicator may come on temporarily when the Maximum Load Limit is exceeded.
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- Make sure the total load is within the Maximum Load Limit.
- Stays on constantly – Have your vehicle checked by a dealer.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Collision Mitigation Braking SystemTM (CMBSTM) Indicator
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- Comes on when CMBSTM shuts itself off.
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- The indicator may come on temporarily when passing through an enclosed space, such as a tunnel.
- The area around the radar sensor is blocked by dirt, mud, etc. Stop your vehicle in a safe place and wipe the debris off with a soft cloth.
- Have your vehicle checked by a dealer if the indicator does not go off even after you have cleaned the radar sensor.
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- Stays on – The temperature inside the camera is too high.
Use the climate control system to cool down the camera.
The system activates when the temperature inside the camera cools down.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Collision Mitigation Braking SystemTM (CMBSTM) Indicator
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- Comes on when CMBSTM shuts itself off.
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- Stays on – The area around the camera is blocked by dirt, mud, etc. Stop your vehicle in a safe place and wipe the debris off with a soft cloth.
- Have your vehicle checked by a dealer if the indicator and message are still displayed even after you have cleaned the area around the camera.
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Indicator
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Name
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On/Blinking
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Explanation
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Message
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Blind spot information System Indicator*
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- Stays on while the blind spot information system is turned off.
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- Comes when mud, snow, or ice accumulates in the vicinity of the sensor.
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- Comes on while driving – Remove the obstacle in the vicinity of the sensor.
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- Comes on if there is a problem with the system.
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- Comes on while driving – Have your vehicle checked by a dealer.
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FAQs
What does the “Check Engine” light indicate on my 2020 Acura RDX?
If your 2020 Acura RDX’s “Check Engine” light comes on, it usually means that there is a problem with the engine or emissions system. It’s best to have a qualified technician look at it.
Why is the “Battery” light illuminated on my 2020 Acura RDX?
There is a problem with the charging system when the “Battery” light comes on. It could be because the battery, generator, or something else connected is broken.
When should I be concerned about the “Oil Pressure” warning light on my 2020 Acura RDX?
The “Oil Pressure” light means that there isn’t enough oil pressure, which could damage the engine. Stop right away, turn off the engine, and check the oil level. Fill it up if it’s low. If the light stays on, you should get help.
What does it mean when the “Brake System” warning light illuminates on my 2020 Acura RDX?
The “Brake System” light means that there might be a problem with the brakes. It could be because the brakes aren’t working right or the pads are worn down.
Why does the “Tire Pressure Monitoring System (TPMS)” light come on in my 2020 Acura RDX?
The “TPMS” light means that one or more tyres have low tyre pressure. Make sure the tyre pressure is right and fill them up to the recommended amount. If the light stays on, there may be a hole or some other problem that needs to be fixed.
What does the “ABS” warning light signify on my 2020 Acura RDX?
The “ABS” light means that there is a problem with the anti-lock braking system. Even though the brakes should still work, the ABS should be checked to make sure it is working properly.
What should I do if the “Airbag” warning light is illuminated in my 2020 Acura RDX?
The “Airbag” light means that there is a problem with the airbag system. It’s important to get this fixed right away because it could affect how well your car’s safety features work.
Why is the “Stability Control” warning light on in my 2020 Acura RDX?
If the “Stability Control” light comes on, it means that there is a problem with the traction control or stability control function of the car.
What does it mean when the “Power Steering” warning light comes on in my 2020 Acura RDX?
The “Power Steering” light means there is a problem with the power steering system, which could make it harder to turn.
Why does the “Transmission Temperature” warning light illuminate my 2020 Acura RDX?
The “Transmission Temperature” light means that the transmission oil is too hot. If this is not fixed, it could damage the transmission. Take a break and let the engine cool down before going on your way.
What should I do if the “Low Fuel” warning light comes on in my 2020 Acura RDX?
The “Low Fuel” light means that you need to add more gas. To avoid running out of fuel at the worst possible time, refuel as soon as you can.
Why is the “Door Ajar” warning light illuminated in my 2020 Acura RDX?
The “Door Ajar” light means that one of the doors in the car is not closed all the way. Before you drive, check all of the doors to make sure they are shut firmly.
What does it mean if the “Hood Open” warning light comes on in my 2020 Acura RDX?
If your car’s “Hood Open” light is on, it means that the hood is not fully closed. To avoid any possible safety risks, pull over and close the hood firmly.
Why does the “Fuel Cap” warning light illuminate in my 2020 Acura RDX?
The “Fuel Cap” light means that the fuel cap might not be on tight enough or might be missing. Make sure the fuel cap is firmly attached to keep the fuel from evaporating and the emissions under control.
What should I do if the “Security System” warning light is on in my 2020 Acura RDX?
If the “Security System” light comes on, there is a problem with the car’s security system.
Useful Links
View Full PDF: ACURA RDX 2020 User Manual| Auto User Guide
2023 Acura RDX Specs, Price, Features, Mileage (Brochure)
2020 ACURA RDX Display Setting | Screen Messages Guide
