B2791
DTC B2791 Communication Condition Failure between ECMDESCRIPTION
DTC Detection Condition:
This DTC is output when the ID code box dose not respond to a verification request signal from the ECM.
HINT: If the engine switch is turned off immediately after an engine start, this DTC is also detected.
Wiring Diagram:
Step 1:
Step 2-5:
Step 5 (Continued)-7:
INSPECTION PROCEDURE