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Home >> Jeep >> 2005 >> Wrangler X, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 628 (Powertrain Diagnostic Procedures - DRIVEABILITY - NGC Symptoms & Diagnostic Tests (DTCS P0016 To P0563)) >> DRIVEABILITY - NGC - Diagnostic Tests >> P0406-EGR Position Sensor High (Gas - NGC) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2004 Dodge Pickup and 2004 Dodge Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. EGR POSITION SENSOR SWEEP
  2. INTERMITTENT CONDITION
  3. (K34) EGR POSITION SENSOR SIGNAL CIRCUIT SHORTED TO (P856) 5-VOLT SUPPLY CIRCUIT
  4. (K34) EGR POSITION SENSOR SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
  5. EGR SOLENOID ASSEMBLY
  6. (K34) EGR POSITION SENSOR SIGNAL CIRCUIT OPEN
  7. (K900) SENSOR GROUND CIRCUIT OPEN
  8. PCM
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