Discovery Energy, LLC (Rehlko)

P0221

WarningFuel

What This Code Means

Throttle/Pedal Position Sensor/Switch B Circuit Range/performance Problem; Throttle/Pedal Position Sensor/Switch B Circuit Low; Throttle/Pedal Position Sensor/Switch B Circuit High

Possible Causes

  • •Problem with the TP sensor in the throttle body or the leads

Suggested Actions

  1. 1Troubleshoot the TP sensor leads (Refer to the Throttle Position (TP) sensor Troubleshooting Section)
  2. 2Replace the throttle body (Refer to the Throttle Position (TP) Sensor Troubleshooting section)

Related Discovery Energy, LLC (Rehlko) Fault Codes

P0222P0223P0124P0224P0123P1134P0122P15203464 14P15213464 7P1522
Browse all Discovery Energy, LLC (Rehlko) fault codes

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for P0221 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.