B3875

Windshield Wiper High Speed Relay Circuit

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$22–89 (est.)

Symptoms

Lack of high speed wipers
Wipers only work at low speed
Relay clicks without activating wipers

Causes

Faulty high speed relay
Open or short circuit in wiring harness
Poor contact in connectors
Problems with the ECU

How to Fix

Check the wiper circuit fuse
Test High Speed Relay
Inspect the wiring harness for damage
Check contacts in connectors
Replace relay or wiring harness if necessary

Related codes

B3870 B3871 B3872 B3873