Operation CHARM: Car repair manuals for everyone.

P1611

P1611 ID DISCORD, IMMU-ECM

Description
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK. ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if ignition switch is turned ON.

DTC Logic

DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE

Step 1:






Diagnosis Procedure


Step 1-3: