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 MANUALSJEEP2007GRAND CHEROKEE LIMITED, 5.7 2, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTWIPER/WASHER SYSTEMSWIPER SYSTEM & WASHER SYSTEM - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB232A-RAIN SENSOR OPTICAL PATH 2 PERFORMANCEDIAGNOSTIC TEST
2007 Jeep Grand Cherokee Limited, 5.7 2, RWD
Diagnostic Test
2007 Jeep Grand Cherokee Limited, 5.7 2, RWDSECTION Diagnostic Test
- 1) REPLACE THE RAIN SENSOR MODULE NOTE: Check the contact surface of the RSM to the windshield for Delamination (this will resemble air bubbles in the contact area). If Delamination is present, replace the windshield in accordance with the service information.
With the scan tool read RSM DTCs.
Does the scan tool read: B232A-RAIN SENSOR OPTICAL PATH 2 PERFORMANCE?
Yes
- Replace the RSM in accordance with the service information.
- Perform BODY VERIFICATION TEST - VER 1 .
No
- Test complete.
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.