What Causes Intermittent Wiper Operation?

1 Answers
DelAmelia
07/30/25 10:20am
Reasons for intermittent wiper operation: 1. Wiper blade damage: Neglecting regular maintenance of wiper blades may lead to severe damage during rain, preventing proper function. Simply replace the wiper blades. 2. Wiper motor short circuit: Open the hood to locate the wiper motor. If it feels hot to touch, this indicates an internal short circuit requiring motor replacement. 3. Wiper linkage issues: The wiper linkage has multiple connection points that may malfunction. Observe wiper movement to diagnose linkage faults. 4. Blown wiper fuse: Each electrical device has protective fuses. Check and replace blown wiper fuses with spare ones if needed. 5. Faulty wiper switch: Though rarely used, automotive electronics can be unstable. If other checks reveal no issues, test the switch with a multimeter or replace it. 6. Wiring problems: Diagnosing wiring requires automotive multimeter skills to measure voltage, resistance, and current, combined with practical knowledge to locate faults.
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