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1998 Pontiac Firebird Trans Am 5.7L Misfire, MIL Lamp on
hi guy's mabe some gm tech could give me a hand with this one. list codes above and fuel readings. this car runs fine until you get it hot and let it sit. After sitting for about 15-20 min go to start it up and it develops a missfire only on bank 2 cly 4,6,8 m...
FIX posted 1/24/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | 2G2FV32G1W |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | After a Hot Soak |
Trouble Codes
| P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage |
| P0154 | Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1998 Pontiac Firebird Trans Am
| VIN | 2G2FV32G1W |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | After a Hot Soak |
Trouble Codes
| P0152 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit High Voltage |
| P0154 | Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
| P0300 | Multiple Misfire Detected |
Video