Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2781 steering lock cm control circuit

Subaru Legacy BN/BS (2015-2019) Service Manual / 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 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 b2782 steering lock drive request signal correlation

DTC DETECTING CONDITION:When the open or short circuit in the steering lock motor power supply circuit is detected.TROUBLE SYMPTOM:• The steering lock cannot be released.• Engine will not ...

Dtc b2779 remote control engine starter collation

DTC DETECTING CONDITION:When the keyless access CM does not respond to engine start even when the remote control engine starter is ON, or when there is a code mismatch.TROUBLE SYMPTOM:Remote engine st ...

Other materials:

Where to place a child restraint system
The following descriptions are SUBARU's recommendations on where to place a child restraint system in your vehicle. A: Front passenger's seat You should not install a child restraint system (including a booster seat) due to the hazard to children posed by the passenger's airbag. B: Rear ...