Basic Diagnostic Procedure: Procedure
NOTE:
For diagnosis of model with keyless access, refer to BASIC DIAGNOSTIC PROCEDURE
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| Step | Check | Yes | No |
|---|---|---|---|
1 CHECK SECURITY INDICATOR LIGHT.
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Does the security indicator light blink? | Go to step 2 . | Check the security indicator light circuit. Refer to CHECK SECURITY INDICATOR LIGHT CIRCUIT . |
| 2 CHECK KEY SWITCH. Remove the key from ignition switch. |
Does the security indicator light begin to blink within 1 second after the key is removed? | Go to step 3 . | Check the key switch circuit. Refer to CHECK KEY SWITCH CIRCUIT . |
| 3 CHECK SECURITY INDICATOR LIGHT. Turn the ignition switch to ON. |
Does the security indicator light go off? | Go to step 5 . | Go to step 4 . |
| 4 CHECK ENGINE START. Turn the ignition switch to START. |
Does the starter operate? | Check the LAN communication system. Refer to BASIC DIAGNOSTIC PROCEDURE . | Go to step 7 . |
| 5 CHECK ENGINE START. Turn the ignition switch to START. |
Does the starter operate? | Go to step 6 . | Check the LAN communication system. Refer to BASIC DIAGNOSTIC PROCEDURE . |
| 6 CHECK ENGINE START. Turn the ignition switch to START. |
Does the engine start? | Immobilizer system is normal. | Go to step 8 . |
| 7 CHECK DTC. Read the DTC of body integrated unit using Subaru Select Monitor. Refer to SUBARU SELECT MONITOR . |
Is the DTC displayed on screen? | Go to step 10 . | Replace the body integrated unit. Refer to BODY INTEGRATED UNIT . Register all ignition keys (transponders). Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER". |
| 8 CHECK DTC. Read the DTC relating the ECM using the Subaru Select Monitor. Refer to SUBARU SELECT MONITOR . |
Is the DTC displayed on screen? | Go to step 9 . | Perform the diagnosis for engine system. Refer to PROCEDURE . |
| 9 CHECK FREEZE FRAME DATA. Using the Subaru Select Monitor, check the Freeze Frame Data. |
Was the Freeze Frame Data recorded? | Record the data. Go to step 10 . | Go to step 10 . |
10 PERFORM DIAGNOSIS.
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Is the DTC displayed on screen? | Inspect using the "Diagnostic Procedure with Diagnostic Trouble Code (DTC)". Refer to DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) . | Finish the diagnosis. |