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1998 Lexus LS400 4.0L Poor Idle Quality, Misfire, MIL Lamp on
Posted to Asian Driveability on 3/18/2010 7 Replies

Need Toyota/Lexus gurus help. This one has stumped me. This vehicle came in previously with an alternator dead. The lady said the mil was on before we changed the alternator but the battery was dead and checked out with a dead cell. The next day she came back ...

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  Related Documents & Media  1998 Lexus LS400

 
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car Vehicle Data

1998 Lexus LS400

VIN JTHBH28FXW
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold, Hot, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0302Cylinder 2 Misfire Detected
P0304Cylinder 4 Misfire Detected
P0306Cylinder 6 Misfire Detected
P1351Mass Airflow Sensor Circuit Performance
P1354Ignition Coil 4 Control Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

1998 Lexus LS400

VIN JTHBH28FXW
Engine4.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursCold, Hot, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0302Cylinder 2 Misfire Detected
P0304Cylinder 4 Misfire Detected
P0306Cylinder 6 Misfire Detected
P1351Mass Airflow Sensor Circuit Performance
P1354Ignition Coil 4 Control Circuit High Voltage