Diesel Data: Automotive Repair

B2797 - Engine Immobilizer System (W/O Smart Entry 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. A possible reason for the communication error is that noise is occurring on the communication line. Following the inspection procedure.

Wiring Diagram:






Step 1 - 2:




Step 3:




INSPECTION PROCEDURE