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 MANUALSCHRYSLER2003300M V6-3.5L VIN MREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSBODY CONTROL MODULETESTING AND INSPECTIONSYMPTOM RELATED DIAGNOSTIC PROCEDURESWINDSHIELD WIPER & WASHERWIPER NOT WORKING AT ALL
2003 Chrysler 300M V6-3.5L VIN M
Wiper Not Working At All
2003 Chrysler 300M V6-3.5L VIN MSECTION Wiper Not Working At All
Test 1 - 2:
Test 3 - 7:
Test 8 - 12:
Test 13 - 17:
Test 18 - 19:
SYMPTOM
WIPER NOT WORKING AT ALL
POSSIBLE CAUSES
- Wiper MUX circuit shorted to voltage
- Fused B(+) circuit
- Fused B(+) circuit open
- Ground circuit open
- Wiper high/low relay
- Common circuit shorted to ground
- Open common circuit open
- Wiper on/off relay
- Wiper on/off relay control circuit open
- Wiper on/off relay control circuit shorted to voltage
- Fused ignition switch output circuit open
- Windshield wiper switch MUX circuit open
- Windshield wiper switch MUX circuit shorted to ground
- Wiper motor
- BCM-On/Off relay driver
- BCM wiper MUX circuit open
- Multi-function switch
RENDER: 1.0x
NO RELATED
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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.