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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 >> P0031-O2 SENSOR 1/1 HEATER CIRCUIT LOW;List: P0037-O2 SENSOR 1/2 HEATER CIRCUIT LOW; P0051-O2 SENSOR 2/1 HEATER CIRCUIT LOW; P0057-O2 SENSOR 2/2 HEATER CIRCUIT LOW; (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. O2 SENSOR HEATER OPERATION
  2. O2 HEATER ELEMENT
  3. O2 HEATER CONTROL CIRCUIT
  4. O2 HEATER CONTROL SHORTED TO GROUND
  5. POSSIBLE CAUSES 
  6. PCM
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