P0526 OBD II Trouble Code Cooling Fan Speed Sensor Circuit DTC

Detailed troubleshooting and repair information a P0526 DTC which is an electrical problem in the cooling fan speed sensor circuit.

Symptoms of P0526 OBD II Trouble Code

  • Malfunction Indicator Lamp illumination (a.k.a. Check Engine Light)
  • Vehicle may be overheating or running hotter than normal

Common Causes of P0526 OBD II Trouble Code

  • Faulty fan clutch, or electric fan
  • Open circuit in cooling fan sensor harness or loose connection
  • Faulty PCM/ECM
  • Faulty cooling fan speed sensor
  • Accessory belt broken