auto 18 March 2026 Daily Monitor (Uganda)
Car Side Mirrors Adjusting Themselves After Washing: Moisture Culprit Explained
A Ugandan car owner puzzled by side mirrors randomly adjusting post-wash, even with ignition off, learns it's likely due to high-pressure water causing short circuits in mirror electronics. Experts advise avoiding direct jets on electrical parts to prevent such glitches. Source: https://www.monitor.co.ug/uganda/business/auto/why-do-my-car-s-side-mirrors-self-adjust--5395684
Tom Mugumya noticed his car’s side mirrors moving on their own after every wash, dubbing it a ‘ghost’ effect despite the engine being off. He wondered if water was shorting the folding system.
Experts clarify this rare issue stems from moisture-triggered short circuits, often after high-pressure car washes. Water jets can seep into mirror housings, creating false electrical signals that fool door or body control modules into adjusting positions.
Worn seals around doors or roofs allow jet wash or rain to infiltrate control modules handling mirrors and windows. Inside mirrors, dampness disrupts memory sensors or potentiometers, which track positions, sending mixed signals for unwanted movements.
Interior deep cleans worsen it by rinsing protective grease from wire harnesses and sockets. This leads to ‘tracking’—current leaking across wet contacts—activating motors unexpectedly.
Prevention tips: Instruct washers to skip high-pressure sprays on mirrors and electrics. This avoids shorts causing adjustments even with ignition off.
Source: Daily Monitor (Uganda)