Table of Contents
In this article, we provide a detailed overview of the fuse box diagrams for the first-generation Acura CSX: 2005, 2006, 2007, 2008, 2009, 2010, and 2011 model years.
Fuses #28 and #29 in the passenger compartment fuse box protect the cigarette lighter and accessory power socket circuits.
Engine Compartment Fuse Box
Located on the driver’s side, adjacent to the battery. To access the fuses, depress the retaining tabs.
General view of the fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| R1 | Radiator Fan Relay | |
| R2 | A/C Condenser Fan Relay | |
| R3 | Fan Control Relay | |
| R4 | Electronic Throttle Control System (ETCS) Relay | |
| R5 | Blower Motor Relay | |
| R6 | Power Mirror Defogger Relay | |
| R7 | PGM-FI Main Relay 1 | |
| R8 | Rear Window Defogger Relay | |
| R9 | PGM-FI Sub Relay | |
| R10 | A/C Compressor Clutch Relay | |
| R11 | Ignition Coil Relay | |
| 1 | Battery, Power Distribution | 100 A |
| Electric Power Steering (EPS) Unit | 70 A | |
| 2 | Ignition Switch | 50 A |
| 2005–2007 Passenger Compartment Fuses: #5, 6, 7, 27, 28, 29, 31 | 80 A | |
| 2008–2011 Passenger Compartment Fuses: #5, 6, 7, 27, 28, 29, 31 | 60 A | |
| 3 | Anti-lock Braking System (ABS) Modulator-Control Unit, Vehicle Stability Assist (VSA) Modulator-Control Unit | 30 A / 40 A |
| 4 | Passenger Compartment Fuses: #18, 19, 20, 21 | 50 A |
| Passenger Compartment Fuses: #24, 25, 26, 30, 32, 33 | 40 A | |
| 5 | Not Used | - |
| 6 | A/C Condenser Fan Motor | 20 A |
| 7 | Radiator Fan Motor | 20 A |
| 8 | Rear Window Defogger Unit | 30 A |
| 9 | Blower Motor | 40 A |
| 10 | Hazard Warning Flasher | 10 A |
| 11 | Air/Fuel (A/F) Ratio Sensor (Sensor 1), ECM/PCM | 15 A |
| 12 | Stop Lights, ECM/PCM, Horn, Multiplex Integrated Control Unit (MICU) | 15 A |
| 13 | Not Used | - |
| 14 | Not Used | - |
| 15 | A/C Condenser Fan Relay | 7.5 A |
| 16 | Not Used | - |
| 17 | Stereo Amplifier | 15 A |
| 18 | ECM/PCM, Ignition Coils | 15 A |
| 19 |
|
15 A |
| 20 | A/C Compressor Clutch | 7.5 A |
| 21 | ECM/PCM (ETCS Control Relay) | 15 A |
| 22 | Ceiling Lights, Courtesy Lights, Map Lights, Trunk Light | 7.5 A |
| 23 | Audio System, Data Link Connector (DLC), Gauge Control Module (Tachometer & Speedometer), Hazard Warning Switch, Immobilizer/Keyless Entry System, Multiplex Integrated Control Unit (MICU), HandsFreeLink Unit, Navigation System | 10 A |
Passenger Compartment Fuse Box
The fuse box is located under the driver’s side dashboard (beneath the steering column).
General view of the fuse box.
| Diagram | ||
|---|---|---|
|
||
| No. | Description | Amps |
| R1 | Power Window Relay | |
| R2 | Fuel Pump Relay (PGM-FI Main Relay 2) | |
| R3 | Starter Cut Relay | |
| 1 | Power Mirror Switch Illumination, Power Window Relay | 7.5 A |
| 2 |
|
15 A |
| 3 | Alternator, Camshaft Position (CMP) Sensor A, ECM/PCM, Electronic Load Detector (ELD), EVAP Canister Purge Valve, EVAP Canister Vent Shut Valve, Mass Airflow (MAF) / Intake Air Temperature (IAT) Sensor, Reverse Lockout Solenoid (Type-S), Heated Oxygen Sensor (HO2S) (Secondary) | 10 A |
| 4 | ABS Modulator-Control Unit (2005–2007), EPS Unit, VSA Modulator (2008–2011), Yaw Rate/Lateral Acceleration Sensor (2007 Type-S, 2008–2011) | 7.5 A |
| 5 | Seat Heater Relays, Seat Heaters | 15 A |
| 6 | Fog Light Relay, Fog Lights | 20 A |
| 7 | Tire Pressure Monitoring System (TPMS) Unit | 7.5 A |
| 8 | Not Used | - |
| 9 | Occupant Detection System (ODS), Passenger’s Airbag Cutoff Indicator, Supplemental Restraint System (SRS) | 7.5 A |
| 10 | Gauge Control Module (Tachometer), Back-Up Light Switch (M/T), Shift Lock Solenoid (A/T), MICU, TPMS Control Unit (2008–2009) | 7.5 A |
| 11 | Supplemental Restraint System (SRS) | 10 A |
| 12 | Right Headlight (High Beam) | 10 A |
| 13 | Left Headlight (High Beam) | 10 A |
| 14 | Audio Unit Illumination, Climate Control Illumination, Instrument Panel Brightness Controller, Odometer Select/Reset Switch Illumination, Driver’s Footwell Light, Glove Box Light, Hazard Warning Switch Illumination, Moonroof Switch Illumination, Navigation System, Passenger’s Airbag Cutoff Indicator Light, Steering Wheel Switch Illumination, VSA OFF Switch Illumination | 7.5 A |
| 15 | Parking Lights, Taillights, License Plate Lights, Side Marker Lights | 7.5 A |
| 16 | Right Headlight (Low Beam) | 10 A |
| Right Headlight (HID) | 15 A | |
| 17 | Left Headlight (Low Beam) | 10 A |
| Left Headlight (HID) | 15 A | |
| 18 | Headlight High Beam Main, Multiplex Integrated Control Unit (MICU) | 20 A |
| 19 | Small Lights (Main), Multiplex Integrated Control Unit (MICU) | 15 A |
| 20 | Not Used | - |
| 21 | With HID: Headlight Low Beam Main, Multiplex Integrated Control Unit (MICU) | 20 A |
| Without HID: Headlight Low Beam Main, Multiplex Integrated Control Unit (MICU) | 30 A | |
| 22 | Ignition 1 (IG1) Heater/Air Conditioning (HAC) | 7.5 A |
| 23 | Security System (STS) | 7.5 A |
| 24 | Moonroof Unit | 20 A |
| 25 | Door Lock Actuators, Multiplex Integrated Control Unit (MICU) | 20 A |
| 26 | Driver’s Power Window Motor | 20 A |
| 27 | Spare | 20 A |
| 28 | Center Console Accessory Power Socket, Cigarette Lighter | 15 A |
| 29 | Front Accessory Power Socket, Cigarette Lighter | 15 A |
| 30 | Front Passenger’s Power Window Motor | 20 A |
| 31 | Not Used | - |
| 32 | Right Rear Power Window Motor, Moonroof Switch, Moonroof Motor | 20 A |
| 33 | Left Rear Power Window Motor | 20 A |
| 34 | Not Used | - |
| 35 | Audio System, Front Accessory Power Socket Relay, Center Console Accessory Power Socket Relay, Stereo Amplifier, HandsFreeLink System, Ignition Key Switch, Navigation System | 7.5 A |
| 36 | Climate Control System, Power Mirrors, Recirculation Control Motor, A/C Compressor Clutch Relay, Blower Motor Relay, Power Mirror Defogger Relay, Rear Window Defogger Relay, Fan Control Relay, Radiator Fan Relay | 10 A |
| 37 | Daytime Running Lights (DRL), Multiplex Integrated Control Unit (MICU) | 7.5 A |
| 38 | Front Windshield Wipers, Multiplex Integrated Control Unit (MICU) | 30 A |
