|
|
|
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-475 STEP 11. Using scan tool MB991502, check data list item CAUTION To prevent damage to scan tool MB991502, always turn the 69, Right Bank Heated Oxygen Sensor (rear). • Average voltage should be 0.6 volts or less, when idling. (4) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the sensor operating properly? YES : Go to Step 16. Then confirm that the malfunction symptom is STEP 12. Using scan tool MB991502, check data list item 11, Left Bank Heated Oxygen Sensor (front). • Warm up the engine. When the engine is decelerated − 1000 mV in a few seconds. (3) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the sensor operating properly? YES : Go to Step 13. STEP 13. Check the EGR system. − EGR System Check ( Q: Is the EGR system normal? YES : Go to Step 14. symptom is eliminated. AKX01177 16 PIN MB991502 AB AKX01177 16 PIN MB991502 AB |