Fuse Box Fixes: 2018 Maserati Granturismo Sport Fuse Diagram User Manual
It’s critical to comprehend the nuances of your car’s electrical system when it comes to maintenance. Ensuring flawless operation of your Maserati Granturismo Sport is greatly dependent on the fuse box, an essential part of protecting its electrical circuits. Examining the fuse box repairs for the 2018 Maserati Granturismo Sport reveals a world where accuracy and expertise collide. By illuminating the fuse diagram unique to this model, this book seeks to provide owners the confidence to handle any potential electrical problems. Through deciphering the intricacies of the fuse box, drivers can prevent problems before they arise and keep their vehicles operating at maximum efficiency. Join us as we explore the 2018 Maserati Granturismo Sport’s fuse diagram, which combines knowledge and clarity to improve driving dynamics.
2023 Maserati Granturismo Specs, Price, Features, Mileage (Brochure)
Fuse Replacement
Used Fuses Characteristics
When an electrical device is not functioning, check that the corresponding fuse is in proper working order (intact).
- A Fuse intact
- B Fuse blown
Replace the faulty fuse with a new one featuring the same rating, by using appropriate forceps.
The colour identifies the value of the fuses in amperes which is also reported on the them.
The vehicle is endowed with mini and maxi fuses.
The table shows the match between colour and amperage of mini and maxi fuses.
| Type | |
| Mini Fuse | Maxi Fuse |
| Beige – 5 | Yellow – 20 |
| Brown – 7,5 | Green – 30 |
| Red – 10 | Orange – 40 |
| Blue- 15 | Red- 50 |
| Yellow – 20 | Blue – 60 |
| White – 25 | |
| Green – 30 | |
CAUTION!
- Never replace a blown fuse with anything other than a new and suitable fuse (same rating).
- After replacing a fuse, if the fault recurs, contact the Service Network.
Position of Fuses
The fuses are located in three parts of the vehicle, namely:
- On the right-hand side of the boot compartment.
- Behind the glove compartment, to the left of the steering wheel.
- In the boot compartment next to the battery.
Fuses Inside Engine Compartment
- To access the fuses, lift the hood and remove the covering panel.
- Undo the four retaining screws and remove the cover.
The fuses are housed in three control boxes.
The following table points out the position as featured in the picture, the type and function of the fuses included in these control boxes.
CAUTION!
If you need to wash the engine compartment, do not direct the jet of water for too long directly on the engine compartment ECU.
Engine Compartment Fuses
| Pos. | Amp. – Colour | System / Component |
| F01 | Maxi 60 A – Blue | Fan 1 relay |
| F02 | Maxi 30 A – Green | ABS valves |
| F03 | Maxi 20 A – Yellow | T03 spot lights relay |
| Pos. | Amp. – Colour | System / Component |
| F04 | Maxi 40 A – Orange | ABS cylinder |
| F05 | Maxi 40 A – Orange | A/C Node |
| F06 | Maxi 60 A – Blue | Fan 2 relay |
| F07 | 30 A – Green | T07 I.E. main relay |
| F08 | 7.5 A – Brown | T08 – Air conditioner compressor relay |
| F09 | 7.5 A – Brown | T05 stop light control relay |
| F10 | 15 A – Blue | T06 horn relay |
| F11 | 10 A – Red | LH high-beam |
| F14 | – | Not used |
| F15 | 15 A – Blue | Alternator sensing |
| F16 | 10 A – Red | LH spot light |
| F17 | 10 A – Red | RH high-beam |
| F18 | 7.5 A – Brown | I.E. bank |
| F19 | 15 A – Blue | T02 DRL lights relay |
| F20 | – | Not used |
| Pos. | Amp. – Colour | System / Component |
| F21 | – | Not used |
| F22 | – | Not used |
| F23 | 10 A – Red | ABS Electronics |
| F24 | 10 A – Red | RH spot light |
| F30 | 30 A – Green | T20 ignition relay |
| F81 | Maxi 50 A – Red | CPL2 |
| F82 | – | Not used |
| F83 | Maxi 50 A – Red | Air pump relay |
| F84 | 20 A –
Yellow |
Ignition switch |
| F85 | 30 A – Green | Headlight washers |
| F87 | – | Not used |
| F88 | 15 A – Blue | Main injector/coil relay – cylinders 1-4 |
| F89 | 15 A – Blue | Main injector/coil relay – cylinders 5-8 |
| Pos. | Amp. – Colour | System / Component |
| F90 | 15 A – Blue | Main I.E. relay, secondary connected devices |
| F91 | 10 A – Red | Main relay, I.E. ECU |
| F92 | 15 A – Blue | Main relay, oxygen sensors |
| F93 | 7.5 A – Brown | +15 Controls on inside roof |
| F94 | 7.5 A – Brown | NCS |
| F95 | 7.5 A – Brown | CSG |
| F96 | 7.5 A – Brown | Alternator |
| F97 | 10 A – Red | I.E. ECU |
| F98 | – | Not used |
| F99 | – | Not used |
| F100 | – | Not used |
| F101 | – | Not used |
| F102 | – | Not used |
| F103 | – | Not used |
| F104 | – | Not used |
| F105 | – | Not used |
| Pos. | Amp. – Colour | System / Component |
| F106 | – | Not used |
| F107 | – | Not used |
Fuses in Passenger Compartment
- To access the fuses lift the guard on the left side of the steering wheel.
The fuses are housed in two control boxes.
The following table points out the position as featured in the picture, the type and function of the fuses included in these control boxes.
Passenger Compartment Fuses
| Pos. | Amp. – Colour | System / Component |
| F12 | 15 A – Blue | Right-hand low beam |
| F13 | 15 A – Blue | Left-hand low beam |
| F31 | 7.5 A – Brown | A/C unit, NBC (Body Computer Node), high beam relay |
| F32 | 10 A – Red | Dome lights, step lights, CAV, driver- and passenger-side footwell lights, external mirror lights |
| F33 | 30 A – Green | Driver’s seat (movement) |
| F34 | 30 A – Green | Passenger’s seat (movement) |
| F35 | 7.5 A – Brown | ACC, FN and LF relay coil |
| F36 | 10 A – Red | NQS |
| F37 | 10 A – Red | NQS (Instrument Cluster Node), CPP, CPD |
| F38 | 15 A – Blue | Rear lid lock |
| Pos. | Amp. – Colour | System / Component |
| F39 | 15 A – Blue | NIM (Inside Roof Node), NCL (Air conditioning and heating system node), OBD socket, CSA (Alarm system siren ECU), CAV (Motion sensing alarm ECU), radio, NAVTRAK |
| F40 | 30 A – Green | Heated rear window |
| F41 | – | Not used |
| F42 | 7.5 A – Brown | Power supply for control panel on roof |
| F43 | 30 A – Green | Windshield wiper/washer (Connected Devices Relay INT/A) |
| F44 | 20 A – Yellow | Front and rear power outlets (INT/A device relay) front seat heating (passenger side) |
| F45 | – | Not used |
| F46 | 20 A – Yellow | NPG/NPP locks |
| Pos. | Amp. – Colour | System / Component |
| F47 | 30 A – Green | NPG (Driver’s door node) |
| F48 | 30 A – Green | NPP (Passenger’s door node) |
| F49 | 7.5 A – Brown | NVO (Steering wheel node), CSG (Power steering ECU), CSP (Twilight/rain sensor ECU), NIM (Inside Roof Node), NCL, Radio, CEM, CRP, dome light moulding, windshield wiper controls, NAVTRAK |
| F50 | 7.5 A – Brown | Airbag system |
| F51 | 7.5 A – Brown | NCA (Automatic Gearbox Node) |
| F52 | 15 A – Blue | Front seat heating (driver side) (INT/A device relay) |
| F53 | 10 A – Red | Rear fog lights |
Fuses in Boot Compartment
- To access the fuses, remove the floor panel.
- Remove the inside covering panel of the battery compartment.
There are two control boxes.
- To access the fuses inside the control boxes, remove the covers by levering up the fastening tabs.
The following table points out the position as featured in the picture, the type and function of the fuses included in these control boxes.
Boot Compartment Fuses
| Pos. | Amp. – Colour | System / Component |
| F25 | – | Not used |
| F26 | – | Not used |
| F27 | – | Not used |
| F28 | – | Not used |
| F29 | – | Not used |
| F53 | – | Not used |
| F54 | 30 A – Green | HI-Fi amplifie |
| F55 | – | Not used |
| F56 | 10 A – Red | +30 NAG, NTV, Harman tuner, MTC+ (Japan) |
| F57 | – | Not used |
| F58 | 7.5 A – Brown | RH Reverse from T23 |
| F59 | – | Not used |
| F60 | 7.5 A – Brown | NSP |
| F61 | 7.5 A – Brown | T24 third stop |
| F62 | 20 A – Yellow | NCA |
| F63 | 15 A –Blue | Fuel flap T25 relay, +30 Battery charge |
| Pos. | Amp. – Colour | System / Component |
| F64 | – | Not used |
| F65 | 10 A – Red | Key-Lock solenoid |
| F66 | 20 A – Yellow | Fuel pumps |
| F67 | – | Not used |
| F68 | – | Not used |
| F69 | – | Not used |
| F77 | – | Not used |
| F78 | 20 A – Yellow | Power outlet |
| F79 | – | Not used |
| F80 | 25 A – White | Bass box |
How to Replace Fuse in
2018 Maserati Granturismo Sport
Replacing fuses in an automobile, such as a 2018 Maserati GranTurismo Sport, normally entails locating the fuse box and identifying the individual fuse that need replacement.
- Locate the Fuse Box
- The fuse box in your Maserati GranTurismo Sport is typically placed within the car or under the hood.
- Turn off the ignition to prevent electrical issues while working on fuses
- Identify the Fuse
- Use the diagram on the fuse box cover or your owner’s manual to identify the fuse that requires replacement. The diagram will normally show the purpose and rating of each fuse.
- Remove the Fuse
- Most fuse boxes include a tool or schematic for removing the fuse. To remove the fuse, grab it using the provided tool or a pair of needle-nose pliers. Be gentle so as not to damage the fuse or the fuse box.
- Inspect the Fuse
- Look for evidence of damage, such as broken filaments or discolouration. If the fuse has blown, you will need to replace it.
- Replace the fuse with the same amperage rating
- Check that it matches the amperage required for that particular circuit. Insert the replacement fuse into the slot, ensuring that it fits securely.
- Close the Fuse Box
- If you remove the lid, secure it back in place.
- Test the Functionality
- Turn on the ignition and test the electrical component associated with the fuse to confirm it works properly.
- Turn on the ignition and test the electrical component associated with the fuse to confirm it works properly.
FAQs
The fuse box’s principal purpose is to protect various electrical circuits from potential overloads or breakdowns.
The fuse box in the 2018 Maserati GranTurismo Sport is normally positioned in the engine compartment, making it easier to maintain and check.
Identifying a blown fuse is rather simple. Check for visible breaks in the filament or use a multimeter to test continuity.”
Non-functional electrical components, including lighting or power accessories, may indicate a fuse issue.
Regular checks during routine maintenance are recommended. To guarantee optimal electrical system functioning, rapidly replace any blown fuses.
Many fuses feature transparent covers that allow for visual inspection without removal.
Yes, unresolved fuse issues may lead to larger electrical problems, potentially causing damage to other components if not addressed promptly.”
Yes, critical systems often have dedicated fuses to ensure the safety and functionality of essential vehicle components.”
Extreme weather conditions may affect fuse functioning. To avoid moisture or temperature difficulties, ensure that the fuse box is secured and protected.
“While aftermarket upgrades may exist, it’s crucial to consult with professionals to ensure compatibility and maintain the vehicle’s warranty.”
Replacing the fuse usually resolves the issue.
If the problem persists, seek professional assistance to diagnose and address any underlying electrical issues that may be affecting your Maserati.”
Always disconnect the battery before handling fuses to avoid electrical shock. If you are unsure, contact a skilled technician.”
Useful Links
View Full PDF: 2018 Maserati Granturismo Sport Owner’s Manual| Auto User Guide
2023 Maserati Granturismo Specs, Price, Features, Mileage (Brochure)