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.
Programming The Ignition Keys To The Sentry Key Immobilizer Module
- Turn the ignition on (transmission in park/neutral).
- Use the DRBIII® and select THEFT ALARM, SKIM, then MISCELLANEOUS.
- Select PROGRAM IGNITION KEYS.
- Enter secured access mode by entering the vehicle four-digit PIN.
If ignition key programming is unsuccessful, the DRBIII® will display one of the following messages:
Programming Not Attempted - The DRBIII® attempts to read the programmed key status and there are no keys programmed in the SKIM memory.
Programming Key Failed - (Possible Used Key From Wrong Vehicle) - SKIM is unable to program key due to one of the following:
- faulty ignition key transponder
- ignition key is programmed to another vehicle.
8 Keys Already Learned, Programming Not Done - SKIM transponder ID memory is full.
- Obtain ignition keys to be programmed from customer (8 keys maximum)
- Using the DRBIII®, erase all ignition keys by selecting MISCELLANEOUS and ERASE ALL CURRENT IGN. KEYS
- Program all ignition keys.
Learned Key In Ignition - Ignition key transponder ID is currently programmed in SKIM memory.
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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.