Relay Control System: Description
IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input signals from various sensors and the request signals received from control units via CAN communication.
NOTE:
To prevent to the parts, IPDM E/R integrated relays cannot be removed.
| Control relay | Input/output | Transmit unit | Control part | Reference |
|---|---|---|---|---|
|
Front wiper request signal | BCM (CAN) | Front wiper motor | SYSTEM DESCRIPTION |
| Front wiper stop position signal | Front wiper motor | |||
| Ignition relay | Ignition ON signal | BCM (CAN) | Ignition power supply | SYSTEM DESCRIPTION |
| Front washer pump relay | Front washer pump request signal | BCM (CAN) | Front and rear washer pump |
|
| Rear washer pump relay | Rear washer pump request signal | |||
| Horn relay | Horn request signal | BCM (CAN) | Horn |
|
CAUTION:
ECM controls the following relays.
NOTE:
- ECM relay
- Fuel pump relay
- Throttle actuator relay (Refer to THROTTLE ACTUATOR .)