
FUNCTION
TROUBLE JUDGMENT
or
PROBABLE CAUSES
DIAGNOSIS PROCEDURE
STEP 1.M.U.T.-III data list


Q.
Is the check result normal?


STEP 2. M.U.T.-III data list


Q.
Are the check results normal?


STEP 3. Visual check of ignition spark.
Q.
Is the check result normal?



STEP 4. Connector check: Injector connectors

Q.
Are the check results normal?

STEP 5. Check injector itself.


Q.
Is the check result normal?

STEP 6. Fuel pressure measurement.


Q.
Is the check result normal?

STEP 7. Check for intake of air from gaps in gasket, seals, etc.
Q.
Is the check result normal?

STEP 8. Check for skipped timing chain teeth.
Q.
Is the check result normal?

STEP 9. Check compression pressure.


Q.
Is the check result normal?

STEP 10. M.U.T.-III diagnosis code.
Q.
Is the diagnosis code set?

