Exhaust Pressure Control Valve A Position Sensor/Switch Circuit
A general electrical fault on the position sensor of exhaust pressure control valve A.
Affected components
- Exhaust pressure regulator
Common causes
- High likelihood: Position sensor failed
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.