B3717

Front Wiper Relay Drive Circuit Low

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$11–56 (est.)

Symptoms

Front windshield wipers do not work
Intermittent wiper operation
Windshield wipers turn on spontaneously

Causes

Faulty wiper relay
Open or short circuit in wiring harness
Oxidized or damaged contacts
Problems with the wiper control module
Defective wiper switch on the steering column

How to Fix

Check the condition of the windshield wiper relay
Inspect the wiring harness for damage
Check contacts for oxidation and corrosion
Test the wiper switch
If necessary, replace the relay or control module

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