Diesel Data: Automotive Repair

TRAC Off Indicator Light, TRAC Off Switch Circuit

TRAC OFF INDICATOR LIGHT, TRAC OFF SWITCH CIRCUIT

CIRCUIT DESCRIPTION

The skid control ECU detects the TRAC control main switch ON/OFF signal and turns the TRAC OFF light on/off. When the TRAC control switch is pressed, the TRAC control does not operate and the TRAC OFF light comes on.

Wiring Diagram:






Step 1 - 2:




Step 3 - 4:




INSPECTION PROCEDURE

HINT: Start the inspection from step 1 when using the hand-held tester and start from step 2 when not using the hand-held tester.