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MULTIPORT FUEL INJECTION(MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L> 13B-193 STEP 3. Using scan tool MB991502, check data list item 12: CAUTION To prevent damage to scan tool MB991502, always turn the 12, Volume Air Flow Sensor. (4) Warm up the engine to normal operating temperature: 80 °
C to 96 ° C(176 ° F to 205 ° F). • When idling, between 17 and 46 Hz (between 2.2 and • When 2,500 r/min, between 63 and 103 Hz (between (5) Turn the ignition switch to the "LOCK"(OFF) position. Q: Is the sensor operating properly? YES : Go to Step 4. − Volume Air Flow Circuit Range/Performance Problem( ),DTC P0102 − Volume Air Flow Circuit Low Input( ), DTC P0103 - Volume Air Flow Circuit High Input( STEP 4. Using scan tool MB991502, check data list item 13: 13, Intake Air Temperature Sensor. • The intake air temperature and temperature shown with (3) Turn the ignition switch to the "LOCK"(OFF) position. Q: Is the sensor operating properly? YES : Go to Step 5. − Intake Air Temperature Circuit Range/Performance Problem( AC003081 AB 16 PIN MB991502 AC003081 AB 16 PIN MB991502 |