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Home >> Land Rover >> 2003 >> Freelander S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - With Codes >> DTC P0130: Oxygen sensor pre cat bank 1 open circuit. >> Possible Causes:
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Possible Causes:

  1. Connector MS43 ECM C604, Oxy Sensor Pre Cat Bank 1 C644, Engine Fusebox C578.
  2. Open circuit C604/14 (UN) - C644/2 (UN).
  3. Open circuit C604/20 (BG) - C644/1 (BG).
  4. Oxygen sensor pre catalyst bank 1.
  5. MS43 ECM.
  1. Connector MS43 ECM C604, Oxy Sensor Pre Cat Bank 1 C644, Engine Fusebox C578. 

    CONNECTOR

    Check for connector not correctly latched, backed out pins, damaged pins, corroded pins

  2. Open circuit C604/14 (UN) - C644/2 (UN). 

    OPEN_CIRCUIT

    Check resistance > 1M&!

  3. Open circuit C604/20 (BG) - C644/1 (BG). 

    OPEN_CIRCUIT

    Check resistance > 1M&!

  4. Oxygen sensor pre catalyst bank 1. 

    No detail available for this fault

  5. MS43 ECM. 

    No detail available for this fault

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