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• P0134

  P0134

  
  

  Diagnosis information - DME V6 DFI

  
  

  Oxygen sensor ahead of catalytic converter, bank 1

  
  

  NOTE: Do not use contact spray on the oxygen sensor's plug connections as this will result in irreparable damage to the lines (blockage of reference air duct).

  
  

  NOTE: Do not interchange the oxygen sensor ahead of catalytic converter with the sensor behind the catalytic converter as this will result in implausible fault entries.

  
  

  Diagnostic conditions

• Battery positive voltage between 10 V and 16 V
• Time after engine starts > 10 seconds
  
  

  Possible fault causes

• Open circuit in line
• Short circuit to B+
• Short circuit to ground
• Oxygen sensor faulty
  
  

  Affected contacts on the DFI control unit connector

  
  
  Connector [B]:
• Contact 60
• Contact 82
  
  

  Affected contacts on the oxygen sensor connector ahead of catalytic converter, bank 1

• Contact 1
• Contact 6