Subaru Crosstrek Service Manual: 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.

• The steering lock cannot be released.

• Engine will not start.

For replacement procedure of steering lock CM, refer to the “REGISTRATION MANUAL FOR IMMOBILIZER” provided as a separate volume.

When all ECMs connected to collation system LIN bus cannot communicate with the keyless access CM, DTC B2785 is output.

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">

Dtc b2779 remote control engine starter collation

Dtc b2782 steering lock drive request signal correlation

Other materials:

Removal
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Starting engine
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Locking and unlocking from the inside
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