Table of Contents
This article provides a detailed overview of the fuse box diagrams for the second-generation Acura TSX (CU2) covering the 2008, 2009, 2010, 2011, 2012, 2013, 2014 model years, equipped with the 2.4L (I4) and 3.5L (V6) engines.
Fuse #23 in the driver's side passenger compartment fuse box (#1) protects the cigarette lighter and 12V accessory power socket.
Engine Compartment
General layout of the electronic control modules in the engine compartment of the second-generation Acura TSX.
|
|
| 1 | Under-Hood Fuse Box |
| 2 | Powertrain Control Module (PCM) |
| 3 | Vehicle Stability Assist (VSA) Modulator-Control Module |
Fuse Box
Located near the brake fluid reservoir on the driver's side.
Push the retaining tabs to access the fuses.
General layout of the under-hood fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| R1 | Blower Motor Relay | |
| R2 | Horn Relay | |
| R3 | PGM-FI Main Relay 1 | |
| R4 | PGM-FI Sub-Relay | |
| R5 | Ignition Coil Relay | |
| R6 | Electronic Throttle Control System (ETCS) Control Relay | |
| R7 | 3.5L (V6) Engine: Starter Cut Relay 2 | |
| 2.4L (I4) Engine: Radiator Fan Relay | ||
| R8 | Rear Window Defogger Relay | |
| R9 | A/C Compressor Clutch Relay | |
| 1.1 | 2.4L (I4) Engine: Main Fuse - Battery, Power Supply | 100 A |
| 3.5L (V6) Engine: Main Fuse - Battery, Power Supply | 120 A | |
| 1.2 | Passenger Compartment Fuse Box 2: Fuses #8, 9, 10, 11, 12, 13 | 40 A |
| 2.1 | Electric Power Steering (EPS) System | 70 A |
| 2.2 | 2.4L (I4) Engine: Passenger Compartment Fuse Box 2: Fuses #14, 15, 16, 17, 18, 19 | 40 A |
| 3.5L (V6) Engine: Passenger Compartment Fuse Box 2: Fuses #15, 19 | 40 A | |
| 2.3 | VSA Modulator-Control Module | 30 A |
| 2.4 | Sport Wagon Models: Power Tailgate Control Module | 40 A |
| 2.5 | VSA Modulator-Control Module | 30 A |
| 2.6 | Empty | - |
| 3.1 | 2.4L (I4) Engine: Ignition Switch | 50 A |
| 3.5L (V6) Engine: Ignition Switch, Under-Hood Fuse Box: Fuse #8 | 50 A | |
| 3.2 | Empty | - |
| 3.3 | 2.4L (I4) Engine: Passenger Compartment Fuse Box 2: Fuses #1, 2, 3, 4, 5 | 30 A |
| 3.5L (V6) Engine: Passenger Compartment Fuse Box 2: Fuses #1, 2, 3, 4 | 30 A | |
| 3.4 | Passenger Compartment Fuse Box 1: Fuses #19, 20, 21, 22, 23, 24, 25 | 60 A |
| 3.5 | Passenger Compartment Fuse Box 1: Fuses #26, 27, 28, 29, 30 | 30 A |
| 3.6 | Radiator Fan Relay | 30 A |
| 3.7 | 3.5L (V6) Engine: Wiper Motor Relay (Intermittent/High/Low), Windshield Wiper Motor | 30 A |
| 3.8 | 2.4L (I4) Engine: Wiper Motor Relay (Intermittent/High/Low), Windshield Wiper Motor | 30 A |
| 3.5L (V6) Engine: A/C Condenser Fan | 30 A | |
| 4 | Condenser, Rear Window Defogger | 40 A |
| 5 | 2.4L (I4) Engine: A/C Condenser Fan | 20 A |
| 6 | Empty | - |
| 7 | Sport Wagon Models: Power Tailgate Control Module | 20 A |
| 8 | Blower Motor | 40 A |
| 9 | Hazard Warning Switch, Driver's Multiplex Integrated Control Unit (MICU) | 15 A |
| 10 | Horns | 10 A |
| 11 | Empty | - |
| 12 | Brake Pedal Position Switch | 15 A |
| 13 | Ignition Coils | 15 A |
| 14 | 2.4L (I4) Engine: Air/Fuel (A/F) Ratio Sensor (Sensor 1), Evaporative Emission Control (EVAP) Canister Vent Shut Valve, PGM-FI Sub-Relay, Under-Hood Fuse Box: Fuse #21 | 15 A |
| 3.5L (V6) Engine: Evaporative Emission Control (EVAP) Canister Vent Shut Valve, Front Air/Fuel (A/F) Ratio Sensor (Bank 2, Sensor 1), Front Secondary Heated Oxygen Sensor (HO2S), PGM-FI Sub-Relay, Rear Air/Fuel (A/F) Ratio Sensor (Bank 1, Sensor 1), Rear Secondary Heated Oxygen Sensor (HO2S) (Bank 1, Sensor 2), Under-Hood Fuse Box: Fuse #21 | 15 A | |
| 15 | AcuraLink System (XM Receiver), Audio-Navigation Switch Panel, Audio System, Audio-HVAC Display Unit, Audio-Navigation System, Data Link Connector (DLC), Driver's Door Courtesy Light, Driver's MICU (VBU), Front Passenger's Door Courtesy Light, Gauge Control Module, HandsFreeLink System, HFL-Navigation Microphone, Immobilizer-Keyless System, Navigation Display System, Passenger's MICU (VBU), Power Tailgate System, Power Window Master Switch, Power Seat Control Module | 10 A |
| 16 | Ceiling Light, Front Individual Map Lights, Ignition Key Light, Tailgate Inner Switch, Left Rear Door Courtesy Light, Right Rear Door Courtesy Light, Trunk Light, Vanity Mirror Lights | 7.5 A |
| 17 | Crankshaft Position (CKP) Sensor, Camshaft Position (CMP) Sensor B, ECM/PCM (IGP), Electronic Throttle Control System (ETCS) Control Relay, Fuel Injectors, Mass Airflow (MAF) Sensor, PGM-FI Main Relay 1, PGM-FI Main Relay 2 | 15 A |
| 18 | ECM/PCM (VBETCS), Electronic Throttle Control System (ETCS) Control Relay | 15 A |
| 19 | Empty | - |
| 20 | A/C Compressor Clutch | 7.5 A |
| 21 | 2.4L (I4) Engine: A/C Condenser Fan Relay | 7.5 A |
| 3.5L (V6) Engine: Radiator Fan Relay | 7.5 A | |
Passenger Compartment
General layout of the electronic control modules in the passenger compartment of the second-generation Acura TSX.
|
|
| 1 | Passenger Compartment Fuse Box 1 |
| 2 | Driver's Side Junction Box 1 |
| 3 | Driver's Side Junction Box 2 |
| 4 | Gauge Control Module |
|
|
| 1 | Tire Pressure Monitoring System (TPMS) Control Unit |
| 2 | Cargo Area Accessory Power Socket Relay |
| 3 | 3.5L (V6) Engine: Accessory (ACC) Cut Relay |
| 4 | Center Junction Box |
| 5 | Active Noise Cancellation (ANC) / Active Sound Control Module (with Navigation System) |
| 6 | HandsFreeLink Control Module |
| 7 | Active Noise Cancellation (ANC) / Active Sound Control Module (without Navigation System) |
| 8 | Supplemental Restraint System (SRS) Module |
| 9 | 3.5L (V6) Engine: IG2 Cut Relay |
| 10 | Console Accessory Power Socket Relay |
| 11 | Immobilizer-Keyless Control Unit |
|
|
| 1 | Audio/Navigation Switch Panel |
| 2 | Navigation Display / Audio-HVAC Display |
| 3 | Electric Power Steering (EPS) Control Unit |
| 4 | Passenger Compartment Fuse Box 2 |
| 5 | Audio/Navigation System |
| 6 | Climate Control System |
Driver's Side Fuse Box 1
Located under the driver's side of the dashboard.
Access view.
General layout of the driver's side fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| R1 | PGM-FI Main Relay 2 | |
| R2 | Front Accessory Power Socket Relay | |
| R3 | Starter Cut Relay 1 | |
| 1 | Empty | - |
| 2 | Power Seat Control Module | 7.5 A |
| 3 | Windshield Washer Motor, Washer Motor Relay | 15 A |
| 4 | Wiper Motor Relay | 10 A |
| 5 | AcuraLink (XM Receiver), Automatic Dimming Inside Rearview Mirror, Back-Up Lights, Driver's Multiplex Integrated Control Unit (MICU), Electrical Compass Unit, Gauge Control Module, Passenger's Multiplex Integrated Control Unit (MICU) (IG1), Power Tailgate Control Unit, Reverse Relay, Shift Lock Solenoid, Tire Pressure Monitoring System (TPMS) Control Unit, Transmission Range Switch | 7.5 A |
| 6 | Electric Power Steering (EPS), VSA Modulator, Yaw Rate-Lateral Acceleration Sensor | 7.5 A |
| 7 | 2.4L (I4) Engine: Alternator, Camshaft Position (CMP) Sensor A, Brake Pedal Position Switch, Electrical Load Detector (ELD), Engine Mount Control Solenoid Valve, Evaporative Emission Control (EVAP) Canister Purge Valve, Reverse Lockout Solenoid Valve, Secondary Heated Oxygen Sensor (HO2S) | 15 A |
| 3.5L (V6) Engine: Alternator, Electrical Load Detector (ELD), Engine Mount Control Solenoid Valve, Evaporative Emission Control (EVAP) Canister Purge Valve, Brake Pedal Position Switch, PCM (VBSOL) | 15 A | |
| 8 | Empty | 7.5 A |
| 9 | ECM/PCM, Fuel Pump Fuse, Immobilizer-Keyless Unit, PGM-FI Main Relay 2 | 20 A |
| 10 | ECM/PCM (VBSOL) | 10 A |
| 11 | Supplemental Restraint System (SRS) | 10 A |
| 12 | Front Passenger's Airbag-Off Indicator, Occupant Detection System (ODS), Supplemental Restraint System (SRS) | 7.5 A |
| 13 | 3.5L (V6) Engine: PCM (STS), Starter | 7.5 A |
| 14 | Empty | - |
| 15 | Daytime Running Lights (DRL) | 7.5 A |
| 16 | A/C Compressor Clutch Relay, A/C Condenser Fan Relay, Audio-HVAC Display Unit, Audio-Navigation Switch Panel, Blower Motor Relay, Climate Control Unit, Door Multiplex Control Unit (Power Window Master Switch), Driver's Seat Heater Switch, Fan Control Relay, Front Passenger's Seat Heater Switch, Power Mirror Switch, Radiator Fan Relay, Rear Window Defogger Relay | 7.5 A |
| 17 | Driver's Multiplex Integrated Control Unit (MICU) (ACC Key Lock) | 7.5 A |
| 18 | AcuraLink System (XM Receiver), Audio Unit, Audio-Navigation Module, Cargo Area Accessory Power Socket Relay (Sport Wagon), Console Accessory Power Socket Relay, Front Accessory Power Socket Relay, HandsFreeLink System, Interface Dial, HFL-Navigation-ANC/Active Sound Control Microphone, Key Interlock Solenoid, Navigation Display | 7.5 A |
| 19 | Driver's Seat Front Up-Down Motor, Driver's Power Seat Adjustment Switch, Power Seat Control Unit, Driver's Seat Slide Motor | 20 A |
| 20 | Sunroof | 20 A |
| 21 | Driver's Seat Rear Up-Down Motor, Driver's Power Seat Adjustment Switch, Power Seat Control Module, Driver's Seat Recline Motor | 20 A |
| 22 | Left Rear Power Window Relay and Switch | 20 A |
| 23 | Front Accessory Power Socket, Cigarette Lighter | 20 A |
| 24 | Driver's Power Window - Power Window Master Switch (Door Multiplex Control Unit) | 20 A |
| 25 | Power Door Locks, Driver's Door Lock Actuator, Fuel Fill Door Lock Actuator, Left Rear Door Lock Actuator, Power Door Lock Relay, Trunk Lid Release Actuator Relay | 15 A |
| 26 | Left Front Fog Light | 10 A |
| 27 | Left Front Parking/Side Marker Light, Left Taillight, License Plate Lights, Right Taillight, Taillight Relay, Driver's Multiplex Integrated Control Unit (MICU) | 10 A |
| 28 | Left Headlight High Beam | 10 A |
| 29 | Tire Pressure Monitoring System (TPMS) | 10 A |
| 30 | Left Headlight Low Beam | 15 A |
| 31 | Empty | - |
Passenger's Side Fuse Box 2
Located on the lower passenger-side kick panel. Remove the cover to access.
General layout.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| 1 | Right Headlight High Beam | 10 A |
| 2 | Right Front Parking/Side Marker Light, Taillight Relay | 10 A |
| 3 | Fog Light Relay, Right Front Fog Light | 10 A |
| 4 | Right Headlight Low Beam | 15 A |
| 5 | Empty | - |
| 6 | A/T Gear Position Indicator Light, Ambient Light, Audio-Navigation Switch Panel, Audio-Navigation System, Audio-HVAC Display, Audio Remote Switch, Audio System, Center Pocket Light, Climate Control Unit Light, Driver's Footwell Light, Driver's Seat Heater Switch Light, Front Passenger's Airbag-Off Switch Light, Front Passenger's Footwell Light, Front Passenger's Seat Heater Switch Light, Glove Box Light, Hazard Warning Switch Light, HomeLink System, Sunroof Switch Light, Navigation Display, Steering Wheel Switch Lights, VSA OFF Switch Light, Audio Remote Switch | 7.5 A |
| 7 | Empty | - |
| 8 | Front Passenger's Power Recline Seat Motor and Adjustment Switch | 20 A |
| 9 | Front Passenger's Power Slide Seat Motor and Adjustment Switch | 20 A |
| 10 | Power Door Locks, Front Passenger's Door Lock Actuator, Power Door Lock Relay, Right Rear Door Lock Actuator | 10 A |
| 11 | Right Rear Power Window | 20 A |
| 12 | Console Accessory Power Socket | 20 A |
| 13 | Front Passenger's Power Window Switch | 20 A |
| 14 | Empty | - |
| 15 | Stereo Amplifier, Subwoofer, Active Noise Cancellation Unit | 20 A |
| 16 | Sport Wagon: Cargo Area Accessory Power Socket | 20 A |
| 17 | Empty | - |
| 18 | Spare | 10 A |
| 19 | Driver's Seat Heater, Front Passenger's Seat Heater | 20 A |
| 20 | Empty | - |
| 21 | Empty | - |
| 22 | Empty | - |
Vehicle Body
General layout of the electronic control modules within the vehicle body.
|
|
| 1 | Navigation Module (2008-2010) |
| 2 | Sunroof Control Module |
| 3 | AcuraLink (XM Receiver) |
| 4 | Audio Amplifier |
| 5 | Electrical Compass |
