Possible Causes

• When Monitored: 

  First 20 seconds after startup, as long as the engine has been off for at least 1 hour and the Engine Coolant Temperature (ECT) has come down at least 7°C (18°F) and the vehicle is NOT driven over 3 kPH (2 MPH).

• Set Condition: 

  If the actual cam position for bank 1 is more than 7° advanced (angular variation) from its desired position for at least 4 seconds.

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article  .