|
|
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-855 STEP 3. Using scan tool MB991958, check actuator test. Actuator Test Reference Table a. Item 07: Fuel Pump. (3) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 4. symptom is eliminated. STEP 4. Using scan tool MB991958, check data list. Reference Table a. Item 21: Engine Coolant Temperature Sensor. (3) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 5. symptom is eliminated. STEP 5. Inspection of throttle body (throttle valve area) for YES : Refer to On-vehicle Service − Clean the throttle valve area NO : Go to Step 6. STEP 6. Check the ignition timing. Standard value: 5 ° BTDC ± 3° Q: Is the ignition timing normal? YES : Go to Step 7. AK302970 AB MB991911 MB991824 MB991827 AK302970 AB MB991911 MB991824 MB991827 |