B2797 - Engine Immobilizer System (W/O Smart Key System)

DTC B2797 COMMUNICATION MALFUNCTION NO.1

CIRCUIT 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. Follow the inspection procedure.

Wiring Diagram:

Step 1-3:

Step 4-5:

INSPECTION PROCEDURE