B2797

DTC B2797 Communication Malfunction NO.1

DESCRIPTION

DTC Detection Condition:

This DTC is output when a communication error occurs between the transponder key amplifier and transponder key ECU. Some possible reasons for the communication error are: 1. 2 or more ignition keys are positioned too close together, or 2. noise is occurring in the communication line.

Wiring Diagram:

Step 1-2:

Step 3:

Step 4-6:

INSPECTION PROCEDURE

HINT: When the transponder key ECU is replaced, reregister the ECU - ECM communication ID.