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2002 Chevrolet Blazer LS 4.3L MIL Lamp on
maf tps map readings @signal wire at pcm are the same as above but readings on scan tool are zero all the time i have 5v ref ground at all sensors all sensors ohm out o.k.
FIX posted 6/7/2006
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNCT18W42 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Blazer LS
| VIN | 1GNCT18W42 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0155 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction |
| P0300 | Multiple Misfire Detected |
Video