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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (Engine Mechanical - 3.6L (LF4) - Repair Instructions (1 Of 4)) >> Repair Instructions >> Engine Oil Life Reset >> With Scan Tool

With Scan Tool

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode & Engine - Off
  2. Select: Module Diagnostics
  3. Select:[K20] Engine Control Module
  4. Select: Configuration/Reset Functions
  5. Select: Engine Oil Life Reset
  6. Follow the instructions on the scan tool. The procedure will complete within 10 s

    Verify the scan tool parameter: Engine Oil Life Remaining = 100%

    • If not the specified value 

      Repeat the procedure starting at step 1

    • Go to next step: If the specified value 
  7. All OK.
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