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 Control Module -J623- WITH PROTECTIVE HOUSING, REMOVING AND INSTALLING: Notes
Special tools and workshop equipment required
- Cutting grinder, such as the Axial Grinder VAS6682
If it is necessary to replace the engine control module, connect the Vehicle Diagnostic Tester and perform "Replace control module".
Shear bolts attach the protective housing. It is not possible to remove the shear bolts without damaging them. Use Axial Grinder VAS6682 or a cutting grinder to remove the shear bolts. Replace the protective housing if it gets damaged.
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.