B1435

Wiper Hi/Low Speed Relay Coil Circuit Open

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$22–56 (est.)

Symptoms

Lack of high speed wipers
No low speed wipers
Windshield wipers only operate at one speed

Causes

Broken or damaged wiring harness
Wiper speed relay malfunction
Problems in the control unit
Corrosion of relay contacts

How to Fix

Check the integrity of the wiring harness
Check the condition of the wiper speed relay
Clean or replace corroded contacts
If necessary, replace the relay
Check the control unit for errors

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