FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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P2011





SYMPTOM
P2011 - MASS AIR FLOW SENSOR PLAUSIBILITY AIR MASS TOO LOW

POSSIBLE CAUSES
- 12 VOLT SUPPLY CIRCUIT OPEN
- CHECKING THE ENGINE CONTROL RELAY SYSTEM
- ECM - 5-VOLT SUPPLY CIRCUIT
- MASS AIRFLOW SENSOR
- SENSOR GROUND OPEN
- INTERMITTENT CONDITION
- MAF SENSOR 5 VOLT SUPPLY CIRCUIT OPEN
- MAF SENSOR SIGNAL CIRCUIT OPEN
- MAF 5 VOLT SUPPLY CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
- MAF SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
- ECM SENSOR GROUND CIRCUIT OPEN
- MAF SENSOR 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
- MAF SENSOR SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
- MAF SENSOR 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
- MAF SENSOR CIRCUIT SHORTED TO VOLTAGE
- ECM - MAF SENSOR SIGNAL CIRCUIT