Diesel Data: Automotive Repair

Check CAN Bus Line (CAN-H) For Short to B+

CHECK CAN BUS LINE (CAN-H) FOR SHORT TO +B

CIRCUIT DESCRIPTION




A short to +B is suspected in the CAN bus line when there is continuity between terminals 16 (BAT) and 6 (CANH) of the DLC3.

Wiring Diagram:






Step 1 - 3:




Step 4 - 6:




Step 7:




INSPECTION PROCEDURE