STEP 2. M.U.T.-IIISE diagnosis code
STEP 3. M.U.T.-IIISE actuator test
OK: Operating sound of fuel pump can be heard
Is the check result normal?
Go to Step 4.
Check Inspection Procedure - fuel pump system (Refer to
).
STEP 4. Check throttle body (throttle valve portion) contamination.
STEP 5. Check timing chain for breakage.
OK: Camshaft rotates
Is the check result normal?
Go to Step 6.
Replace the timing chain.
STEP 6. M.U.T.-IIISE data list
STEP 7. Visual check of ignition spark.
STEP 8. Check injector for operating sound.
- Injector check (Refer to
).
Is operating sound audible?
Go to Step 9.
Check the injector system of the defective cylinder. Check code No. P0261, P0264, P0267, P0270: No. 1, No. 2, No. 3, No. 4 injector circuit low input (Refer to
). Check code No. P0262, P0265, P0268, P0271: No. 1, No. 2, No. 3, No. 4 injector circuit high input (Refer to
).
STEP 9. Fuel pressure measurement.
STEP 10. Replace the engine-ECU.
- After replacing the engine-ECU re-check the trouble symptoms.
Does the trouble symptom persist?
Check for foreign matters (water, diesel fuel, etc.) in fuel and replace if necessary.
Check end.