p26ab

  1. Oxygen454

    P26AB – Engine Coolant Bypass Valve Diagnosis

    2013 Ram 1500 3.6L Fault Code: P26AB – Engine Coolant Bypass Valve / 3‑Way Heater Coolant Valve Stuck or Malfunctioning Summary of Symptoms The fault began as an intermittent issue. Clearing the code would temporarily resolve it, but the CEL returned within a few days. Eventually the code...

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