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.
2002 Chrysler Neon LE, StandardFACTORY OEM SERVICE PROCEDURE
All Doors Fail To Lock
NOTE:
After making any repairs, perform BODY VERIFICATION TEST
under VERIFICATION TESTS.
- Turn ignition off. Disconnect 26-pin RKE module connector, located under center of instrument panel top cover. See Figure . Using ohmmeter, check resistance between RKE module connector terminal No. 4, door lock driver circuit and ground. See Figure . If resistance is 1000 ohms or more, go to next step. If resistance is less than 1000 ohms, repair short to ground on wire.
- Using ohmmeter, check resistance between RKE module connector terminals No. 4, door lock driver circuit and No. 16, deck lid release driver circuit. If resistance is 100 ohms or more, go to next step. If resistance is less than 100 ohms, repair short between circuits.
- Using ohmmeter, check resistance between RKE module connector terminals No. 5, driver's door unlock driver circuit and No. 16, deck lid release driver circuit. If resistance is 100 ohms or more, go to next step. If resistance is less than 100 ohms, repair short between circuits.
- Using ohmmeter, check resistance between RKE module connector terminals No. 6, door unlock driver circuit and No. 16, deck lid release driver circuit. If resistance is less than 100 ohms, repair short between circuits. If resistance is 100 ohms or more, replace RKE module. See REMOTE KEYLESS ENTRY MODULE under REMOVAL & INSTALLATION.
Factory Service Tools
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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.