B1242

DTC B1242 WIRELESS DOOR LOCK TUNER CIRCUIT MALFUNCTION

CIRCUIT DESCRIPTION

DTC Detection Condition:

This DTC is output when the ground short is detected in terminal RDA or PRG.

NOTE: Wireless door lock control system use a large-scale body multiplex communications. First of all, confirm the communication function depending on the "how to proceed with troubleshooting", and check that there is no abnormality in the communication system. Then finally proceed with the troubleshooting. Confirm the DTC B1242 before troubleshooting.

HINT: The DTC detection method.

Wiring Diagram:

Step 1 - 2:

INSPECTION PROCEDURE