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.
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HOMESERVICE MANUALSCHRYSLER2003SEBRING LXI, 2D CONVERTIBLEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTHEATED GLASS/DEFOGGERSREAR WINDOW DEFOGGERS & HEATED MIRRORS - EXCEPT COUPECOMPONENT TESTSDEFOGGER SWITCH TEST
2003 Chrysler Sebring LXi, 2D Convertible
Defogger Switch Test
2003 Chrysler Sebring LXi, 2D ConvertibleSECTION Defogger Switch Test
NOTE:
Rear window defogger control switch is integrated into Heating Ventilation Air Conditioning (HVAC) controller.
- Remove HVAC controller. See HEATING VENTILATION AIR CONDITIONING CONTROLLER under REMOVAL & INSTALLATION. DO NOT disconnect HVAC controller electrical connectors. Go to next step.
- Using DVOM, backprobe between Natural 8-pin HVAC controller connector C1 terminals. See WIRING DIAGRAMS . See Fig 1 . Press rear window defogger button on. Resistance should be 324-396 ohms. If resistance is not 324-396 ohms, replace HVAC controller. If resistance is 324-396 ohms, possible causes for system failure are as follows: defective rear window defogger relay, blown fuse, open wire, poor ground, poor connection, defective Central Timer Module (CTM) and faulty bulkhead connector. Repair as necessary. See WIRING DIAGRAMS .
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.