System Description

PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMP SYSTEM (WITH DTRL) : System Description


OUTLINE
Parking, license plate, side marker and tail lamps are controlled by combination switch reading function and headlamp control function of BCM, and relay control function of IPDM E/R.

PARKING, LICENSE PLATE AND TAIL LAMPS OPERATION
- BCM detects the combination switch condition by the combination switch reading function.
- BCM transmits the daytime running light request signal or position light request signal to IPDM E/R and the combination meter via CAN communication according to the ON/OFF condition of the parking, license plate, side marker and tail lamps.

Parking, license plate and tail lamps ON condition
- Lighting switch 1ST
- Lighting switch 2ND
- Lighting switch is in the other positions than 2ND (daytime running light ON judgement).
- Lighting switch AUTO, and the auto light function ON judgment
- Lighting switch AUTO, with the front fog lamp switch ON and the ignition switch ON
- IPDM E/R turns the daytime running light relay ON and turns the parking, license plate, side marker and tail lamps ON according to the day time running request signal or position light request signal.
- Combination meter turns the tail lamp indicator lamp ON according to the position light request signal.