KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC B2781 STEERING LOCK CM CONTROL CIRCUIT
DTC DETECTING CONDITION:
• When malfunction is detected in lock/unlock position detection sensor.
• When the open or short circuit in the steering lock motor drive circuit is detected.
TROUBLE SYMPTOM:
• The steering lock cannot be released.
• Engine will not start.
CAUTION:
For replacement procedure of steering lock CM, refer to the “REGISTRATION MANUAL FOR IMMOBILIZER” provided as a separate volume.
NOTE:
When all ECMs connected to collation system LIN bus cannot communicate with the keyless access CM, DTC B2785 is output.
STEP | CHECK | YES | NO |
1.CHECK DTC.
Read the DTC using the Subaru Select Monitor. Read Diagnostic Trouble Code (DTC)">
Is DTC B2785 displayed?
Perform the diagnosis according to DTC. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2785 LIN COMMUNICATION">
Replace the steering lock CM. Steering Lock CM">
Installation
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