Subaru Crosstrek Service Manual: Inspection

Before performing diagnosis, check the following items which might affect body control system problems.

1. Check the battery. Battery">

2. Check the fuse condition.

Make sure that ampere of the fuse is setting value, and it is not blown out.

3. Check the connecting condition of harness and harness connector.

4. Confirm settings of body integrated unit are corresponded to vehicle equipment. Registration Body Integrated Unit > OPERATION">

5. Make sure that the User Customizing of the body integrated unit matches the vehicle equipment. User Customizing > OPERATION">

6. Confirm “Factory initial setting” of body integrated unit registrations is “Market”.

Preparation tool

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Dtc c1431 at
VEHICLE DYNAMICS CONTROL (VDC) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC C1431 ATDTC detecting condition:Defective TCMTrouble symptom:• ABS does not operate.• VDC does not operate.STEPCHECKYESNO1.CHECK TCM.1) Start the engine.2) Read the DTC of the TCM ...

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