Diesel Data: Automotive Repair

Height Control Sensor Circuit

HEIGHT CONTROL SENSOR CIRCUIT

CIRCUIT DESCRIPTION

The headlamp leveling ECU assy receives the height control sensor signal from the height control sensor sub-assy or height control ECU.

The headlamp leveling ECU assy calculates a height value from the height control signal. The voltage at the power source of the height control sensor is corrected when SHR is detected.

Wiring Diagram:






Step 1:




Step 2:




INSPECTION PROCEDURE