P1388 OBD Trouble Code
1 result found
| Type | Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled |
|---|---|
| Description | ASD Relay Control Circuit Conditions |
| Cause | Key on, system voltage over 10v, ASD relay commanded on, then the test started and the PCM detected an open or short condition in the ASD relay control circuit. Test the ASD relay resistance (it should be 30-70 ohms). |
Try also: https://www.obd-codes.com/p1388
