Confirmation Procedure
- CHECK DTC PRIORITY
If DTC P0451 is displayed with DTC P0452 or P0453, first perform the trouble diagnosis for DTC P0452 or P0453.
Is DTC P0452, or P0453 detected?
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Perform diagnosis of applicable.
- DTC P0452: Refer to DTC Description .
- DTC P0453: Refer to DTC Description .
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GO TO 2.
- PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
- Turn ignition switch OFF and wait at least 10 seconds.
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 10 seconds.
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GO TO 3.
- PERFORM DTC CONFIRMATION PROCEDURE
- Turn ignition switch ON.
- Check 1st trip DTC.
Is 1st trip DTC detected?
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Proceed to DTC Diagnosis Procedure .
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To check malfunction symptom before repair: Refer to Intermittent Incident .
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Confirmation after repair: INSPECTION END