Diesel Data: Automotive Repair

B2274

DTC B2274 ACC Monitor Malfunction

DESCRIPTION

Detection Condition:




This DTC is output when a malfunction occurs in the ACCD output circuit, which is between the D-ACC relay actuation circuit inside the main body ECU and the D-ACC relay.

Wiring Diagram:






Step 1:




Step 1 (Continued)-3:




Step 3 (Continued):




INSPECTION PROCEDURE