Part | Description
BCM |

- Detects the each switch status by the combination switch reading function.
- Requests (with CAN communication) the front wiper relay and the front wiper high relay ON to IPDM E/R.

IPDM E/R |

- Controls the integrated relay according to the request (with CAN communication) from BCM.
- Performs the auto stop control of the front wiper.

Combination switch (Wiper & washer switch) | Refer to System Description.
Combination meter | Transmits the vehicle speed signal to BCM with CAN communication.