The Acura RDX is a luxury compact SUV that is first introduced in 2007. It is designed to combine the practicality and versatility of an SUV with the comfort and refinement of a luxury sedan. The first-generation Acura RDX is produced from 2007 to 2012 and featured a number of innovative features, including an advanced all-wheel-drive system and a turbocharged engine. In this article, we will take a closer look at the Acura RDX 2007-2012 SUV and its various electrical components, including the fuse box and relay.
Fuse Box
The fuse box in the Acura RDX 2007-2012 SUV is located in the engine compartment. It contains fuses that control various electrical components, including headlights, air conditioning, and power windows. The fuse box is designed to protect the electrical system from damage caused by electrical faults, such as short circuits or overloads.
It is important to regularly check the fuses in the fuse box and replace any that are blown. If a fuse continues to blow, it may indicate a more serious electrical problem that should be addressed by a professional mechanic. It is also important to use the correct type of fuse when replacing a blown fuse, as using the wrong type of fuse can result in damage to the electrical system.
Relay
The relay in the Acura RDX 2007-2012 SUV is an electrical switch that controls the flow of electricity to various electrical components, including the fuel pump, air conditioning, and radiator fan. It is located in the engine compartment, typically near the fuse box.
If the relay in the Acura RDX 2007-2012 SUV fails, the affected electrical component may stop working or work intermittently. Symptoms of a failed relay may include the engine stalling, the air conditioning blowing warm air, or the radiator fan not turning on. It is important to have a failed relay replaced as soon as possible to avoid further damage to the electrical system.
(2007-2012) Acura RDX fuse box and relay with Diagram
Passenger compartment
- Fuse Box
- Power Mirror Control Unit
- Gauge Control Module
Passenger Compartment Fuse Box
| No. | Amps | Assignment/Designation |
| 1 | 7.5A | AcuraLink Control Unit (XM Receiver), Audio Unit, Cigarette Lighter Relay, Console Accessory Power Socket Relay, Front Accessory Power Socket Relay, HandsFreeLink Control Unit, Ignition Key Switch/Key Light, Interface Dial, Multiplex Integrated Control Unit (MICU), Navigation Display Unit, Navigation Unit, Audio Switch Panel |
| 2 | 20A | Fuel Pump Control Module (PGM-FI Main Relay 2), Immobilizer-Keyless Control Unit, Powertrain Control Module (PCM) |
| 3 | 15A | Alternator, Brake Pedal Position Switch, Camshaft Position (CMP) Sensor A, Electrical Load Detector (ELD) Unit, Mass Air Flow/Intake Manifold Air Temperature (MAF/IAT) Sensor, Secondary Heated Oxygen Sensor (HO2S), Turbocharger Boost Control Solenoid Valve, Turbocharger Bypass Control Solenoid Valve, Turbocharger Wastegate Control Solenoid Valve |
| 4 | 7.5A | Multiplex Integrated Control Unit (MICU), Steering Angle Sensor, VSA Modulator-Control Unit, Yaw Rate/Lateral Acceleration Sensor |
| 5 | 15A | Driver’s Seat Heater Relays (High and Low), Front Passenger’s Seat Heater Relays (High and Low) |
| 6 | 20A | Fog Light Relay |
| 7 | 7.5A | Driver’s Lumbar Support Switch, Multiplex Integrated Control Unit (MICU) |
| 8 | 10A | Rear Window Wiper Motor, Rear Window Wiper Relay, Multiplex Integrated Control Unit (MICU) |
| 9 | 7.5A | Audio Switch Panel, Multiplex Integrated Control Unit (MICU), Navigation Switch Panel, Occupant Detection System (ODS) Unit, Supplemental Restraint System (SRS) Unit, Passenger’s Airbag Cutoff Indicator |
| 10 | 7.5A | AcuraLink Control Unit (XM Receiver), Electrical Compass Unit, Gauge Control Module, Multiplex Integrated Control Unit (MICU), Shift Lock Solenoid, Tire Pressure Monitoring System (TPMS) Control Unit, Automatic Lighting Control Unit (’10-’12) |
| 11 | 10A | Supplemental Restraint System (SRS) Unit, Multiplex Integrated Control Unit (MICU) |
| 12 | 10A | Right Headlight (High Beam) |
| 13 | 10A | Left Headlight (High Beam) |
| 14 | 7.5A | A/T Gear Position Indicator Panel Light, Audio Remote Switch, Audio Switch Panel, Audio Unit, Cigarette Lighter Light, Console Box Light, Cruise Control Combination Switch, Driver’s Climate Control Panel Switch, Driver’s Seat Heater Switch, Driving Position Memory Switch, Front Passenger’s Climate Control Panel Switch, Front Passenger’s Seat Heater Switch, Glove Box Light, Hazard Warning Switch, HandsFreeLink (HFL) Switch, HandsFreeLink (HFL)-Voice Control Switch, Multiplex Integrated Control Unit (MICU), Moonroof Switch, Navigation Display Unit, Navigation Switch Panel, Navigation Unit, Power Mirror Switch, Roof Console, Select/Reset/Information Switch, VSA OFF Switch, Ambient Light, Footwell Lights, Interior Light Switch Light, Multi-Information Switch Light, Power Mirror Switch Light |
| 15 | 15A | Inner Taillights. License Plate Lights. Parking Lights, Side Marker Lights, Taillights, Trailer Lighting Connector |
| 16 | 15A | Right Headlight (Low Beam) |
| 17 | 15A | Left Headlight (Low Beam) |
| 18 | 20A | High Beam (Fuse: 12, 13), Multiplex Integrated Control Unit (MICU) |
| 19 | 20A | Parking Lights (Fuse: 15), Multiplex Integrated Control Unit (MICU) |
| 20 | 7.5A | Tire Pressure Monitoring System (TPMS) Control Unit, Multiplex Integrated Control Unit (MICU) |
| 21 | 30A | Low Beam (Fuse: 16, 17), Multiplex Integrated Control Unit (MICU) |
| 22 | – | – |
| 23 | 7.5A | ’10-’12: PCM (STRLD) |
| 24 | 20A | Moonroof Control Unit/Motor |
| 25 | 20A | Door Lock Actuators, Multiplex Integrated Control Unit (MICU) |
| 26 | 20A | Driver’s Power Window Motor |
| 27 | 20A | Option Connector |
| 28 | 15A | Console Accessory Power Socket Relay |
| 29 | 15A | Cigarette Lighter Relay or Front Accessory Power Socket Relay |
| 30 | 20A | Front Pssenger’s Power Window Motor |
| 31 | 20A | Stereo Amplifier, Subwoofer |
| 32 | 20A | Right Rear Power Window Motor |
| 33 | 20A | Left Rear Power Window Motor |
| 34 | -A | – |
| 35 | 7.5A | AcuraLink Control Unit (XM Receiver), Audio Unit, Cigarette Lighter Relay, Console Accessory Power Socket Relay, Front Accessory Power Socket Relay, HandsFreeLink Control Unit, Ignition Key Switch/Key Light, Intertace Dial, Multiplex Integrated Control Unit (MICU), Navigation Display Unit, Navigation Unit, Audio Switch Panel |
| 36 | 10A | A/C Compressor Clutch Relay, A/C Condenser Fan Diode, A/C Condenser Fan Relay, Automatic Dimming Inside Mirror, Blower Motor Relay, Climate Control Unit, Driver’s Climate Control Panel Switch, Driver’s Seat Heater Switch, Fan Control Relay, Front Passenger’s Climate Control Panel Switch, Front Passenger’s Seat Heater Switch, Multiplex Integrated Control Unit (MICU), Option Connector, Power Mirror Defogger Relay, Power Mirror Switch, Rear Window Defogger Relay, Recirculation Control Motor, Automatic Lighting Control Unit (’10-’12) |
| 37 | 7.5A | Daytime Running Lights, Multiplex Integrated Control Unit (MICU) |
| 38 | 30A | Windshield Wiper Motor, Windshield/Rear Window Washer Motor |
| Fuse Holder | ||
| – | 7.5A | ’10-’12: Ignition Switch, Powertrain Control Module (PCM), Starter Switch Signal (STS) |
| Relay | ||
| R1 | Power Window | |
| R2 | Fuel Pump (PGM-FI Main 2) | |
| R3 | Starter Cut | |
- Immobilizer-Keyless Control Unit
- Front Accessory Power Socket
- Console Accessory Power Socket
- Fog Light Relay
- Driver’s Seat Heater Relay (High)
- Tire Pressure Monitoring System (TPMS) Control Unit
- Climate Control Unit
- AcuraLink Control Unit (XM Receiver)
- Front Passenger’s Seat Heater Relay (High)
- Handsfreelink Control Unit
- Front Passenger’s Seat Heater Relay (Low)
- Driver’s Seat Heater Relay (Low)
Engine Compartment
- Fuse Box
- Powertrain Control Module (PCM)
- Relay Box
- VSA Modulator Control Unit
Engine Compartment Fuse Box
| No. | Amps | Assignment/Designation |
| 1 | 100A | Alternator, Electrical Load Detector (ELD), Fuses (Engine Compartment): 6, 7, 8, 9, 19, 20, 21,22, 23 and Multi-fuses 2, 4 |
| 30A | Super Handling-All Wheel Drive (SH-AWD) Relay | |
| 2 | 80A | Fuses (Engine Compartment): 5, 6, 7, 27, 28, 29, 31 |
| 50A | Ignition Switch. Starter Cut Relay | |
| 3 | 20A | VSA Modulator-Сontrol Unit |
| 40A | VSA Modulator-Сontrol Unit | |
| 4 | 50A | Fuses (Engine Compartment): 18, 19, 20, 21 |
| 40A | Power Window Relay, Fuses (Engine Compartment): 24, 25, 26, 30, 32, 33 | |
| 5 | 30A | ’09-’12: Fuse: 32 |
| 6 | 30A | Radiator Fan Motor |
| 7 | 30A | A/C Condenser Fan Motor |
| 8 | 30A | Rear Window Defogger |
| 9 | 40A | Blower Motor |
| 10 | 15A | Turn Signal/hazard Warning Lights, Multiplex Integrated Control Unit (MICU) |
| 11 | 15A | PGM-FI Subrelay, Evaporative Emission Control (EVAP) Canister Purge Valve, Evaporative Emission Control (EVAP) Canister Vent Shut Valve, Air Fuel Ratio (A/F) Sensor. Fuse (Engine Compartment): 15 |
| 12 | 15A | Brake Lights, Horns, Multiplex Integrated Control Unit (MICU) |
| 13 | 20A | Power Seat Control Unit |
| 14 | 20A | Power Seat Control Unit |
| 15 | 7.5A | Radiator Fan Relay |
| 16 | 20A | Front Passenger’s Power Seat Adjustment Switch |
| 17 | 15A | Electric Vacuum Pump |
| 18 | 15A | Ignition Coil Relay, Ignition Coils |
| 19 | 15A | Crankshaft Position (CKP) Sensor, Camshaft Position (CMP) Sensor B, Powertrain Control Module (PCM), Electronic Throttle Control System (ETCS) Control Relay, Injectors, PGM-FI Main Relay 1 (Fl MAIN), PGM-FI Main Relay 2 (Fuel Pump), Data Link Connector |
| 20 | 7.5A | A/C Compressor Clutch |
| 21 | 15A | Electronic Throttle Control System (ETCS) Control Relay |
| 22 | 7.5A | Power Mirror Control Unit (’07), Front Individual Map Lights, Ceiling Light, Vanity Mirror Lights, Door Courtesy Lights, Ignition Key Light, Cargo Area Light, HomeLink Unit Light |
| 23 | 10A | Gauge Control Module, Navigation Unit, Navigation Display Unit, AcuraLink Control Unit, Audio Unit, Multiplex Integrated Control Unit (MICU), HandsFreeLink Control Unit, Driving Position Memory Switch, Immobilizer-Keyless Control Unit, Power Mirror Control Unit, Power Seat Control Unit |
| Relay | ||
| R1 | A/C Condenser Fan | |
| R2 | Radiator Fan | |
| R3 | Fan Control | |
| R4 | Electronic Throttle Control System (ETCS) Control | |
| R5 | Blower Motor | |
| R6 | Rear Window Wiper Motor | |
| R7 | PGM-FI Main (No.1) | |
| R8 | Rear Window Defogger | |
| R9 | PGM-FI Sub (No.2) | |
| R10 | A/C Compressor Clutch | |
| R11 | Ignition Coil | |
Engine Compartment Relay Box
| No. | Amps | Assignment/Designation |
| 31 | 7.5A | Electric Vaccum Pump |
| 32 | 20A | Front Passenger’s Power Seat Recline Motor, Front Passenger’s Power Seat Slide Motor |
| Relay | ||
| R1 | Power Mirror Defogger | |
| R2 | Vacuum Pump Relay 1 | |
| R3 | Vacuum Pump Relay 2 | |
- Moonroof Control Unit/Motor
- Super Handling-All Wheel Drive (SH-AWD) Control Unit
- Super Handling-All Wheel Drive (SH-AWD) Relay
- Fuel Pump Control Module
In conclusion, the Acura RDX 2007-2012 SUV is a luxury compact SUV that features a number of advanced electrical components, including the fuse box and relay. It is important to regularly check these components to ensure that they are functioning properly and to address any issues as soon as they arise. By taking good care of your Acura RDX 2007-2012 SUV’s electrical system, you can help to ensure that it runs smoothly and reliably for years to come.
