BODY CONTROL SYSTEM (DIAGNOSTICS) > Basic Diagnostic Procedure
PROCEDURE
CAUTION:
• Subaru Select Monitor is required for reading DTC, performing diagnosis and reading current data.
• Remove foreign matter (dust, water, oil, etc.) from the body integrated unit connector during removal and installation.
• Registration of immobilizer may be needed after the replacement of control modules, etc. For detailed procedure, refer to the “REGISTRATION MANUAL FOR IMMOBILIZER” provided as a separate volume.
NOTE:
• To check harness for open or short circuits, shake the suspected trouble spot or connector.
• Check List for Interview Check List for Interview">
STEP | CHECK | YES | NO |
1.CHECK PRE-INSPECTION.
Ask the customer when and how the trouble occurred using the interview check list. Check List for Interview">
Did you interview the customer?
Basic Diagnostic Procedure > PROCEDURE">Go to Step 2.
Interview the customer.
2.BASIC INSPECTION.
Check components which might affect body control. General Description > INSPECTION">
Is the component that might influence the body control problem normal?
Basic Diagnostic Procedure > PROCEDURE">Go to Step 3.
Repair or replace each component.
3.CHECK DTC.
1) Read the DTC. Read Diagnostic Trouble Code (DTC)">
NOTE:
If the communication function of the Subaru Select Monitor cannot be executed properly, check the communication circuit. Subaru Select Monitor > COMMUNICATION FOR INITIALIZING IMPOSSIBLE">
2) Record all DTCs, time stamp and freeze frame data.
NOTE:
For time stamp, refer to “LAN SYSTEM”. General Description > CAUTION">
Is DTC displayed on Subaru Select Monitor?
Basic Diagnostic Procedure > PROCEDURE">Go to Step 5.
Basic Diagnostic Procedure > PROCEDURE">Go to Step 4.
4.PERFORM GENERAL DIAGNOSTICS.
Inspect using the “General Diagnostic Table”. General Diagnostic Table">
Is result of inspection OK?
The body control system is normal.
Basic Diagnostic Procedure > PROCEDURE">Go to Step 5.
5.PERFORM DIAGNOSIS.
1) Correct the cause of trouble.
2) Perform the Clear Memory Mode. Clear Memory Mode">
3) Read the DTC. Read Diagnostic Trouble Code (DTC)">
Is DTC displayed on Subaru Select Monitor?
Repeat step 5 until DTC is not shown.
Finish the diagnosis.
Installation
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Dtc u0101 lost communication with tcm
INSTRUMENTATION/DRIVER INFO (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0101 LOST COMMUNICATION WITH TCMDetected when CAN data from TCM does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE"> ...
Installation
CONTROL SYSTEMS > Select CableINSTALLATION1. Position the select cable as shown in the figure, and install it to the plate assembly.CAUTION:• If the cable is installed in the wrong direction, loosen the bracket bolts, and then reinstall the cable in the correct direction.• Do not adju ...