P0403 OBD Trouble Code
1 result found
| Type | Powertrain - Auxiliary Emission Controls - ISO/SAE Controlled |
|---|---|
| Description | EGR Solenoid Circuit Conditions |
| Cause | Engine running, system voltage over 10v, then the PCM detected that the EGR solenoid circuit was not in its expected state after the PCM commanded it to operate. Test EGR solenoid resistance (it should be 40-80 ohms). |
Try also: https://www.obd-codes.com/p0403
