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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 >> P0403-EGR Control Circuit (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. GOOD TRIP EQUAL TO ZERO
  2. EGR SOLENOID
  3. (Z335) EGR SOLENOID GROUND CIRCUIT OPEN
  4. (K35) EGR SOLENOID CONTROL CIRCUIT SHORTED TO VOLTAGE
  5. (K35) EGR SOLENOID CONTROL CIRCUIT SHORTED TO GROUND
  6. (K35) EGR SOLENOID CONTROL CIRCUIT SHORTED TO (K900) SENSOR GROUND CIRCUIT
  7. (K35) EGR SOLENOID CONTROL CIRCUIT OPEN
  8. PCM
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