Diesel Data: Automotive Repair

P/S Warning Light Circuit

P/S WARNING LIGHT CIRCUIT

CIRCUIT DESCRIPTION

If the ECU detects trouble, it lights the P/S warning light while at the same time prohibiting PS control. At this time, the ECU records a DTC in memory.

Connect terminals Tc and CG of the DLC3 to make the P/S warning light blink and output the DTC.

Wiring Diagram:









Step 1:




Step 2 - 4:




Step 5 - 6:




INSPECTION PROCEDURE

HINT: Troubleshoot in accordance with the chart above for each trouble symptom.