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Home › Saturn › 2006 › Relay 3.9 1, AWD › Repair and Diagnosis › Engine Performance › System › Engine Controls - 3.9L - DTC P0442 To DTC P2A01 › DTC P0660 › Circuit/System Verification

Circuit/System Verification

  1. Ignition ON engine OFF.
  2. Command the IMT valve ON and OFF. The IMT valve Command parameter should transition from open to closed and the IMT valve Feedback parameter should transition from 18.4-25.2 percent to 76.3-83.2 percent.
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