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.

1998 Mercedes Benz E430FACTORY OEM SERVICE PROCEDURE

Windshield Wipers Inoperative

WARNING: This page is about a different car, the 1996 Mercedes-Benz E320 and 1996 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.

If windshield wipers are completely inoperative, check the following and repair as necessary:

Voltage supply to circuits 15R and 31. Perform TEST 3 and TEST 8 under SYSTEM TESTS.
Check wiper switch portion of combination switch. Perform TEST 9 under SYSTEM TESTS.
Check combination control module wiper switch circuit and wiper motor circuit 31. Perform TEST 11 and TEST 14 under SYSTEM TESTS.

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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.