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.
Cruise Control System Function
General Information
Cruise control system functions are controlled by the Engine Control Module -J623-.
Cruise Control System, activating and deactivating, refer to CRUISE CONTROL SYSTEM, ACTIVATING AND DEACTIVATING .
DTC recognition and display
Malfunctions in relation to the cruise control system are sent via the Engine Control Module -J623-.
Use Vehicle Diagnostic Tester in "Guided Fault Finding" mode.
NO RELATED
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.