Acura TSX fuse box and relay Diagrams (2004-2008)

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.

MUST READ: DYI – How to Check Car Fuses?

(2004-2008) Acura TSX fuse box and relay with Diagram

Passenger compartment

1. Fuse Box
2. 2007-2008: Tire Pressure Monitoring System (TPMS) Control Unit
3. 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

1. Immobilizer Control Unit-Receiver
2. Audio – HVAC Display Module
3. 2007-2008: Imoes Unit

1. Throttle Actuator Control Module Relay
2. Seat Heater Relay
3. Throttle Actuator Control Module
4. HandsFreeLink Control Unit
5. ECM/PCM
6. Supplemental Restraint System (SRS) Unit

Engine Compartment

1. VSA Modulator Control Unit
2. Relay Box
3. 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

1. XM Receiver
2. Navigation Unit
3. Moonroof Close Relay
4. 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.