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.
Driver Heated Seat Switch Stuck In High/Low State
2000 Dodge and Ram Intrepid R/TSECTION Driver Heated Seat Switch Stuck In High/Low State
- Turn ignition off. Disconnect driver's heated seat switch harness connector. Connect scan tool to Data Link Connector (DLC). Turn ignition on. Using scan tool, clear DTCs. Turn ignition off, then on. Using scan tool, retrieve DTCs. If DRIVER HEATED SEAT SWITCH OPEN/SHORTED TO GROUND is not retrieved, go to next step. If only DRIVER HEATED SEAT SWITCH OPEN/SHORTED TO GROUND is retrieved, replace driver's heated seat switch.
- Turn ignition off. Disconnect Memory Heated Seat/Mirror Module (MHSMM) harness connector C1. Turn ignition on. Measure voltage at terminal No. 18 (Tan/Dark Green wire) at MHSMM harness connector C1. See Figure . If no voltage exists, replace MHSMM. If any voltage exists, repair short to voltage in Tan/Dark Green wire between driver's heated seat switch and MHSMM.
RENDER: 1.0x
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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.