P15xx trouble codes
- P1500 Starter Signal Circuit Malfunction
- P1501 Vehicle Speed Sensor Signal Intermittent
- P1503 Idle Air Control Valve Control Circuit Low
- P1504 Idle Air Control Valve Control Circuit High
- P1506 Idle Air Control Overspeed: Idle RPM Above Target
- P1507 Idle Speed Too Low: Idle Control Cannot Raise RPM
- P1508 Idle Air Control Overspeed Error
- P1510 Throttle Idle Position Not Learned
- P1512 Intake Manifold Runner Control Stuck Closed (Bank 1)
- P1513 Intake Manifold Runner Control Stuck Open (Bank 1)
- P1516 Throttle Actuator Control Module Performance Fault
- P1520 Intake Manifold Runner Control Circuit Malfunction (Bank 2)
- P1522 Variable Intake Solenoid Circuit Malfunction