16786/P0402/001026

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Table Of Contents

1. 16786/P0402/001026 - Exhaust Gas Recirculation (EGR): Excessive Flow
- 1.1.1 Possible Symptoms
- 1.2.1 Possible Causes
- 1.3.1 Possible Solutions

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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

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