|
|
Symptom: P0320-NO CRANK REFERENCE SIGNAL AT PCM When Monitored and Set Condition: P0320-NO CRANK REFERENCE SIGNAL AT PCM When Monitored: With the ignition on. Set Condition: No signal from the crankshaft position sensor is present during engine cranking, and at least 3 camshaft position sensor signals have occurred. POSSIBLE CAUSES CHECKING INTERMITTENT CKP SIGNAL WITH LAB CHECKING INTERMITTENT CMP SIGNAL WITH LAB CHECKING INTERMITTENT WIRING WITH LAB SCOPE INTERMITTENT CONDITION 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND 5 VOLT SUPPLY CIRCUIT OPEN 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE CKP SENSOR SIGNAL CIRCUIT SHORTED GROUND CKP SENSOR SIGNAL CIRCUIT OPEN CKP SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE CKP SENSOR SIGNAL SHORTED TO 8 VOLT SUPPLY CIRCUIT SENSOR GROUND CIRCUIT OPEN PCM - 5 VOLT SUPPLY PCM - CKP SENSOR SIGNAL CRANKSHAFT POSITION SENSOR TEST ACTION APPLICABILITY 1 With the DRBIII t, read the Current CKP State while cranking the engine. Does the DRBIII t display Current CKP State Present while cranking the engine? All Yes → No → 101 DRIVEABILITY - GAS |