Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
B-CAN System Switch Device Index
2008 Acura RLSECTION B-CAN System Switch Device Index
WARNING: This page is about a different car, the 2008 Acura TL and 2007 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.
COMBINATION SWITCH CONTROL UNIT REFERENCE
| Combination Switch Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Dimmer switch, Lighting switch, Passing switch, Turn signal switch, Wiper/washer switch, Intermittent dwell time controller | None |
RELAY CONTROL MODULE REFERENCE
| Relay Control Module | |
|---|---|
| Input signal | Output signal/Device |
| Daytime running lights control, Hood switch, Horn switch, Windshield wiper motor. Windshield wiper failsafe, Rear window defogger | Daytime running lights control, Headlight, Parking light, Horn, Windshield washer motor, Windshield wiper motor |
DOOR MULTIPLEX CONTROL UNIT REFERENCE
| Door Multiplex Control Unit | |
|---|---|
| Input signal | Output signal |
| Driver's door key cylinder switch (lock/unlock), Driver's door lock knob switch (lock/unlock). Driver's door lock switch, Driver's power window switches (up, down, auto up, auto down). Passenger's power window switches (up, down), Driver's power window motor pulser. Key-off timer, Keyless receiver unit | Driver's power window motor, Passenger's power window switches, Power window relay control, Passenger's power window enable. Security, Moonroof control unit, Memory seat switches and indicators |
MULTIPLEX INTEGRATED CONTROL UNIT REFERENCE
| Multiplex Integrated Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Brake pedal position switch, Door switches, Ignition key cylinder switch. Park pin switch (A/T), Passenger's door lock knob switches (unlock), Passenger's door lock switch, Seat belt buckle switch (unbuckled), Transmission range switch (P, R), Trunk lid latch switch | Door lock actuators, Hazard warning lights. Interior lights. Ignition key light, Key interlock solenoid. Turn signal lights, Moonroof control unit. Trunk lid opener solenoid. Door courtesy lights, Key-off timer, Keyless buzzer |
DISPLAY PANEL CONTROL UNIT REFERENCE
| Display Panel Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| HandsFreeLink, Illumination positive. Illumination negative. Illumination (LED) | Clock, Audio-HVAC subdisplay-clock |
AUTOMATIC LIGHTING CONTROL UNIT REFERENCE
| Automatic Lighting Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Automatic lighting sensor | Headlight relays |
GAUGE CONTROL MODULE REFERENCE
| Gauge Control Module | |
|---|---|
| Input signal | Output signal/Device |
| Dash lights brightness controller. Daytime running lights signal, Engine oil pressure switch signal, Washer fluid level switch signal, Parking brake switch, Brake fluid level switch. Fuel gauge sending unit, Select/Reset /Information switch, Cruise control combination switch (set, cancel, resume, master), VSA OFF switch, A/T park position, MET INH from ECM/PCM | Dash lights. Fuel gauge, Gauge lights. Indicator, LEDs, Speedometer, Tachometer, ECT gauge, Warning buzzer, Odometer/Outside air temperature display |
CLIMATE CONTROL UNIT REFERENCE
| Climate Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Evaporator temperature sensor, In-car temperature sensor. Outside air temperature sensor, Sunlight sensor, Air mix motor position (Driver's and Passenger's), Mode motors position/Blower motor control feedback. Ground (Canada) | Air mix control motors (Driver's/Passenger's), Blower motor transistor, Mode control motors, Recirculation motor |
POWER SEAT CONTROL UNIT REFERENCE
| Power Seat Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Back-up light switch signal. Driving position memory switch signal. Memory sensors, M/T ground | Driver's power seat motors |
POWER MIRROR CONTROL UNIT REFERENCE
| Power Mirror Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Mirror switches, Mirror position sensors | Mirror actuator |
HANDS FREE LINK CONTROL UNIT REFERENCE
| HandsFreeLink Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Remote switches, Microphone input (without navigation), Microphone input (with navigation) via navigation unit, Bluetooth communication with cell phone | HandsFreeLink information |
ACURALINK CONTROL UNIT REFERENCE
| AcuraLink Control Unit | |
|---|---|
| Input signal | Output signal/Device |
| Microphone input, GPS antenna, Bluetooth communication with cellular phone | AcuraLink information |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.