Discovery Energy, LLC (Rehlko)

P0126

WarningCooling

What This Code Means

Insufficient Coolant Temperature for Stable Operation

Possible Causes

  • •Problem with the CT sensor or leads.

Suggested Actions

  1. 1Check CT sensor leads. Refer to the Coolant Temperature Sensor Troubleshooting section.
  2. 2Replace CT sensor. Refer to the Coolant Temperature (CT) Sensor section.

Related Discovery Energy, LLC (Rehlko) Fault Codes

P0127P0128P0125P0217P1138P1630P1631P1632P0129
Browse all Discovery Energy, LLC (Rehlko) fault codes

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for P0126 on your specific Discovery Energy, LLC (Rehlko) unit — cited to the OEM manual, not a forum guess.

GET THE ANSWER

Free account required — we'll bring your question with you.