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Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

PERFORM THE CLEAR MISFIRE TLC RELEARN PROCEDURE 

NOTE:

The "Clear Misfire TLC" Procedure must be performed every time the Powertrain Control Module (PCM) has been a replaced.

  1. Turn the ignition on.
  2. With the scan tool, select PCM/Misc. Functions/Clear Misfire TLC and follow the on screen instructions.
    NOTE:

    If a negative response is displayed after the Clear Misfire TLC procedure is performed, perform the Clear Misfire TLC procedure over until the misfire monitor is cleared.

  3. Start the engine and allow the coolant temperature to increase above 60°C (140°F).
  4. With the scan tool, select Monitors / OBD II Monitors / Misfire Monitor Screen, and observe the Misfire Monitor Status.
  5. Perform a 6000 RPM WOT stab and let the engine return to idle.
    NOTE:

    The status should change from waiting to in progress, verifying that the misfire monitor is active and the learn procedure is complete.

    Did the PCM complete the "Clear Misfire TLC" procedure?

    Yes 

    • Repair is complete.

    No 

    • Start the process over until the Clear Misfire TLC procedure is completed.
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