STEP 1. Using scan tool (M.U.T.-IIISE), check data list item 36: Intake MIVEC phase angle.
caution | To prevent damage to scan tool (M.U.T.-IIISE), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-IIISE). |
(1) Connect scan tool (M.U.T.-IIISE) to the data link connector.
(2) Start the engine.
(3) Set scan tool (M.U.T.-IIISE) to the data reading mode for item 36, Intake MIVEC phase angle.- When the idle operation with no load, -5.7 to 11.8 °CA (ATDC).
- When the high load operation, Decreases (advances).
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Are they operating properly?
It can be assumed that this malfunction is intermittent. Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions . Go to Step 2.
STEP 2. Check the intake engine oil control valve.
STEP 3. Check of harness damage in OCVI line between intake engine oil control valve connector and ECM connector.
STEP 4. Check of harness damage in power supply line between MFI relay connector and intake engine oil control valve connector.
STEP 5. Check intake camshaft sensing ring.
STEP 6. Check intake variable valve timing sprocket operation mechanism for being stuck.
STEP 7. Check oil passage of intake variable valve timing control system for being clogged.
STEP 8. Check the trouble symptoms.
STEP 9. Test the OBD-II drive cycle.
(1) Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function - OBD-II Drive Cycle - Pattern 8 . (2) Check the diagnostic trouble code (DTC).
Is DTC P0011 set?
Retry the troubleshooting. The inspection is complete.