Diesel Data: Automotive Repair

TC And CG Terminal Circuit

TC and CG Terminal Circuit

DESCRIPTION

Connecting terminals TC and CG of the DLC3 causes the system to enter the self-diagnostic mode. If a malfunction is present, DTCs will be output.

HINT: When a particular warning light remains blinking, a ground short in the wiring of terminal TC of the DLC3 or an internal ground short in the relevant ECU is suspected.

Wiring Diagram:






Step 1-2:




Step 3:




INSPECTION PROCEDURE

NOTE: When the distance control ECU and/or ECM are replaced with a new one, initialization must be performed.