Discovery Energy, LLC (Rehlko)

P2243

ErrorGeneral

What This Code Means

Oxygen Sensor Reference Circuit Bank 1 Sensor 1

Possible Causes

  • •HEGO heater causing interference with the HEGO signal
  • •Problem with HEGO sensor or leads

Suggested Actions

  1. 1Replace the HEGO sensor
  2. 2Troubleshoot the HEGO sensor for bad leads

Related Discovery Energy, LLC (Rehlko) Fault Codes

P2305P2306P2192P2307P2191P2308P2188P2309P2187P2310P2178P2311
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