The Acura TSX 2004-2008 is a reliable and stylish car, but like any vehicle, it has electrical components that can experience issues. In this article, we will take a closer look at the fuse box and relay of the Acura TSX 2004-2008, and provide helpful information on troubleshooting and fixing any related problems.
(2004-2008) Acura TSX fuse box and relay with Diagram
Passenger compartment
- Fuse Box
- 2007-2008: Tire Pressure Monitoring System (TPMS) Control Unit
- Combination Switch Control Unit
Passenger Compartment Fuse Box
| No. | Amps | Assignment/Designation |
| 1 | 15A | Throttle Actuator Control Module (Throttle Actuator Control Module Relay) |
| 2 | 15A | Ignition Coils (Ignition Coil Relay), Ignition Coil (IG) Relay |
| 3 | 10A | Daytime Running Lights Relay |
| 4 | 10A | Air Fuel Ratio Sensor (Sensor 1), Evaporative Emission Control (EVAP) Canister Vent Shut Valve (2006-2008) |
| 5 | 20A | Audio Amplifier |
| 6 | 10A | Ambient Light, Audio Unit, Ceiling Light, Courtesy Lights, HandsFreeLink Control Unit (2006-2008) |
| 7 | 10A | Combination Switch Control Unit, Gauge Control Module, Immobilizer Control Unit-Receiver, Imoes Unit. Navigation Display Unit, Driving Position Memory Switch Indicator (2006-2008), Navigation Unit, Power Seat Control Unit (2006-2008), Power Window Master Switch, Multiplex Integrated Control Unit (MICU) |
| 8 | 20A | Trunk Lid Opener Solenoid, Multiplex Integrated Control Unit (MICU) |
| 9 | 15A | Console Accessory Power Socket (Accessory Power Socket Relay), Front Accessory Power Socket (Accessory Power Socket Relay) |
| 10 | 7.5A | Occupant Position Detection System (OPDS) unit (2004-2005), Occupant Detection System (ODS) Unit (2006-2008), Supplemental Restraint System (SRS) Unit |
| 11 | 30A | Windshield Wiper Motor |
| 12 | 7.5A | 2007-2008: Tire Pressure Monitoring System (TPMS) Control Unit |
| 13 | 20A | 2005-2008: Front Passenger’s Power Seat Recline Motor (Driver’s Power Seat Adjustment Switch) |
| 14 | 20A | Driver’s Power Seat Front Up-Down Motor, Driver’s Power Seat Adjustment Switch, Driver’s Power Seat Side Motor |
| 15 | 20A | Seat Heaters, Seat Heater Relay, Seat Heater Switches Indicator |
| 16 | 20A | Driver’s Power Seat Rear Up-Down Motor, Driver’s Power Seat Adjustment Switch, Driver’s Power Seat Recline Motor, Power Seat Control Unit (2006-2008) |
| 17 | 20A | Front Passenger’s Power Seat Slide Motor, Front Passenger’s Power Seat Adjustment Switch (2005-2008) |
| 18 | 15A | Alternator, Camshaft Position (CMP) Sensor A, ECM/PCM (Brake Pedal Position Switch), Electrical Load Detector (ELD) Unit, Engine Mount Control Solenoid Valve, Evaporative Emission Control (EVAP) Canister Purge Valve, Evaporative Emission Control (EVAP) Vent Shut Valve (2004-2005). Power Seat Control Unit (2006-2008), Reverse Lockout Solenoid Valve (M/T), Secondary Heated Oxygen Sensor, VSA Modulator Control Unit |
| 19 | 15A | ECM/PCM, Immobilizer Control Unit-Receiver, Imoes Unit, Fuel Pump (PGM-FI Main Relay No.2) |
| 20 | 10A | Windshield Washer Motor |
| 21 | 7.5A | Automatic Dimming Inside Mirror, Back-Up Lights, Combination Switch Control Unit, Door Multiplex Control Unit, Gauge Control Module, Multiplex Integrated Control Unit (MICU), Tire Pressure Monitoring System (TPMS) Control Unit, Relay Control Module |
| 22 | 10A | Supplemental Restraint System (SRS) Unit |
| 23 | 7.5A | Air Fuel Ratio (A/F) Sensor Relay, ECM/PCM |
| 24 | 20A | Left Rear Power Window Motor (Left Rear Power Window Switch) |
| 25 | 20A | Right Rear Power Window Motor (Right Rear Power Window Switch) |
| 26 | 20A | Front Passenger’s Power Window Motor (Front Passenger’s Power Window Switch) |
| 27 | 20A | Driver’s Power Window Motor (Power Window Master Switch) |
| 28 | 20A | Moonroof Motor (Moonroof Open/Close Relays) |
| 29 | – | – |
| 30 | 7.5A | A/C Compressor Clutch Relay, A/C Condenser Fan Relay, Blower Motor Relay, Climate Control Unit (Audio-HVAC Display Module), Power Mirror Actuator (Power Mirror Switch), Power Mirror Defoggers (Power Mirror Switch), Radiator Fan Relay, Rear Window Defogger Relay, Recirculation Control Motor, Seat Heater Relay |
| 31 | – | – |
| 32 | 7.5A | HandsFreeLink Control Unit (2006-2008), Accessory Power Socket Relay, Audio Unit (Audio-HVAC Display Module), Navigation Display Unit (Audio-HVAC Display Module), Navigation Unit, Shift Lock Solenoid (A/T), Audio Amplifier, Multiplex Integrated Control Unit (MICU) |
| 33 | – | – |
| Relay | ||
| R1 | – | |
| R2 | Ignition Coil | |
| R3 | PGM-FI Main No.1 | |
| R4 | Accessory Power Socket | |
| R5 | PGM-FI Main No.2 (Fuel Pump) | |
| R6 | Power Window | |
| R7 | Air Fuel Ratio (A/F) Sensor | |
| R8 | Starter Cut | |
- Immobilizer Control Unit-Receiver
- Audio – HVAC Display Module
- 2007-2008: Imoes Unit
- Throttle Actuator Control Module Relay
- Seat Heater Relay
- Throttle Actuator Control Module
- HandsFreeLink Control Unit
- ECM/PCM
- Supplemental Restraint System (SRS) Unit
Engine Compartment
- VSA Modulator Control Unit
- Relay Box
- Fuse Box
Engine Compartment Fuse Box
| No. | Amps | Assignment/Designation |
| 1 | 15A | Left Headlight (Low Beam) |
| 2 | 30A | Rear Window Defogger, Relay Control Module (with Climate Control) |
| 3 | 10A | Left Headlight (High Beam) |
| 4 | 15A | Audio-HVAC Display Module Light, A/T Gear Position Console Light, Center Pocket Light, Driving Position Memory Switch, Front Parking Lights, Glove Box Light, Hazard Warning Switch Light, Moonroof Switch Light, Navigation Unit, Relay Control Module, Rear Side Marker Lights, Seat Heater Switch Light, Taillights, VSA OFF Switch Light |
| 5 | 10A | Right Headlight (High Beam) |
| 6 | 15A | Right Headlight (Low Beam) |
| 7 | 7.5A | Back Up Light, Relay Control Module |
| 8 | 15A | Crankshaft Position (CKP) Sensor, Camshaft Position (CMP) Sensor B, ECM/PCM (2 Wires), Injectors, PGM-FI Main Relay, Throttle Actuator Control Module Relay |
| 9 | 20A | A/C Condenser Fan Motor (A/C Condenser Fan Relay), A/C Compressor Clutch (A/C Compressor Clutch Relay) |
| 10 | 20A | Fog Lights (Front Fog Light Relay), Fog Light Relay (2006-08) |
| 11 | 20A | Radiator Fan Motor (Radiator Fan Relay) |
| 12 | – | – |
| 13 | 20A | Brake Lights, ECM/PCM, High Mount Brake Light, Ignition Key Light, Multiplex Integrated Control Unit (MICU), Horns (Relay Control Module) |
| 14 | 40A | Noise Condenser, Rear Window Defogger (Rear Window Defogger Relay) |
| 15 | 40A | Fuse (Passenger Compartment Fuse Box): No. 5, 9; Fuse (Engine Compartment Fuse Box): No. 7 |
| 16 | 15A | Turn Signal/Hazard Relay |
| 17 | 30A | VSA Modulator Control Unit |
| 18 | 40A | VSA Modulator Control Unit |
| 19 | 40A | Fuse (Passenger Compartment Fuse Box): No. 1, 4 |
| 20 | 40A | Fuse (Passenger Compartment Fuse Box): No. 13, 17 |
| 21 | 40A | Blower Motor (Blower Motor Relay) |
| 22 | 100A | Battery, Power Distribution |
| 23 | 50A | Ignition Switch |
| 50A | Power Window Relay. Fuse (Passenger Compartment Fuse Box): No. 24, 28 | |
| Relay | ||
| R1 | Radiator Fan | |
| R2 | A/C Condenser Fan | |
| R3 | Rear Window Defogger | |
| R4 | A/C Compressor Clutch | |
| R5 | Blower Motor | |
Engine Compartment Relay Box (2006-2008)
| No. | Relay |
| R1 | 2006-2008: Fog Light |
| R2 | Daytime Running Light |
- XM Receiver
- Navigation Unit
- Moonroof Close Relay
- Moonroof Open Relay
In conclusion, the Acura TSX 2004-2008 is a reliable and high-performing vehicle that offers great value for its price. However, like all cars, it requires regular maintenance and occasional repairs to keep it running smoothly.
One important component to be aware of is the fuse box and relay, which play a crucial role in the electrical system of the car. These components help to protect the electrical system from damage and can also be used to troubleshoot issues that may arise.
Other important electrical components in the Acura TSX 2004-2008 include the battery, alternator, starter, and various sensors and modules. These components work together to ensure that the car runs efficiently and effectively, and it’s important to keep them in good condition through regular maintenance and repairs.
Overall, the Acura TSX 2004-2008 is a great choice for anyone looking for a reliable and stylish vehicle that offers plenty of features and performance. By taking care of the fuse box and relay and other electrical components, owners can ensure that their car runs smoothly for years to come.
