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1998 Lexus LS400 4.0L Poor Idle Quality, Misfire, MIL Lamp on
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 ...
FIX posted 3/19/2010
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Related Documents & Media | VIN | JTHBH28FXW |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0304 | Cylinder 4 Misfire Detected |
| P0306 | Cylinder 6 Misfire Detected |
| P1351 | Mass Airflow Sensor Circuit Performance |
| P1354 | Ignition Coil 4 Control Circuit High Voltage |
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Vehicle Data
1998 Lexus LS400
| VIN | JTHBH28FXW |
| Engine | 4.0 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Cold, Hot, Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0302 | Cylinder 2 Misfire Detected |
| P0304 | Cylinder 4 Misfire Detected |
| P0306 | Cylinder 6 Misfire Detected |
| P1351 | Mass Airflow Sensor Circuit Performance |
| P1354 | Ignition Coil 4 Control Circuit High Voltage |
Video