Possible Causes
- MAP SENSOR VOLTAGE BELOW .078 VOLTS
- (K6) 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
- (K6) 5 VOLT SUPPLY CIRCUIT OPEN
- MAP SENSOR INTERNAL FAILURE
- (K1) MAP SIGNAL CIRCUIT SHORTED TO GROUND
- (K1) MAP SIGNAL CIRCUIT SHORTED TO (K4) SENSOR GROUND CIRCUIT
- PCM (K6) 5 VOLT SUPPLY CIRCUIT
- PCM (K1) MAP SENSOR SIGNAL CIRCUIT