16786/P0402/001026
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16786/P0402/001026 - Exhaust Gas Recirculation (EGR): Excessive Flow
Possible Symptoms
- Malfunction Indicator Light (MIL) ON
- Reduced Exhaust Gas Recirculation (EGR)
- Reduced Power Output/Engine running rough
- Increased Emissions
Possible Causes
- Exhaust Gas Recirculation (EGR) Valve stuck open/leaking/faulty
- Exhaust Gas Recirculation (EGR) System leaking/faulty
- Wiring and/or Connector(s) from/to Exhaust Gas Recirculation (EGR) Valve faulty
Possible Solutions
- Check/Clean Exhaust Gas Recirculation (EGR) System
- Check/Replace Exhaust Gas Recirculation (EGR) Valve
- Check Wiring and/or Connector(s) from/to Exhaust Gas Recirculation (EGR) Valve