Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Engine Data Plate With Certification Test Group Code: Checking Presence And Condition, Such As Comparison Of CTG Codes With Engine/Motor Control Module Code
Only applies to USA, Canada, and Mexico.
Special tools and workshop equipment required
- Bar Code Scanner:VAS6161/1
- Vehicle Diagnostic Tester
The CTG label for the Atlas is located on the inside of the engine compartment lid -2-.
The CTG label must be present, undamaged and readable.
-- Scan the code on the CTG label -1- or the QR code -2- with the :VAS6161/1 and compare it with the code on the engine/motor control module.
If the code from the CTG label does not match the code in the control module, or this label is not readable, damaged or not present, then order a CTG label via the Parts Information.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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