Symptoms of P0320 OBD II Trouble Code
- Malfunction Indicator Light On
- Engine cranks but will not start
- Misfire, Hesitation, Stumble, Lack of Power
Common Causes of P0320 OBD II Trouble Code
- Open in the control circuit (ground circuit) between the ignition/distributor/engine speed sensor and the PCM
- Open in the power supply circuit between the ignition/distributor/engine speed sensor and the PCM
- Short to ground in the power supply circuit to the ignition/distributor/engine speed sensor
- Ignition/distributor/engine speed sensor faulty
- Possibly a PCM has failed (highly unlikely)