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Home › Saturn › 2006 › Relay 3.9 1, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - 3.9L - DTC P0010 To DTC P0420 › DTC P0036, P0054, or P0141 › Circuit/System Verification

Circuit/System Verification

  1. Allow the engine to reach operating temperature.
  2. Engine running, verify the appropriate scan tool HO2S Heater parameter is varying between 0.5-2 amp.
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