Said It Here

Why is my car showing random dashboard warning lights?

Intermittent dashboard warnings can appear even when components like brake pads have plenty of life remaining, or trigger brief gearbox errors while driving normally. These phantom alerts are often caused by glitchy sensors, loose wiring connections, or minor software hiccups rather than actual mechanical failure, leaving drivers unsure whether it is safe to keep driving.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    inspecting wiring and connectors for fraying or corrosion
  2. 2
    checking pad depth on both inner and outer brake pads
  3. 3
    continuing to drive despite the warning
  4. 4
    running diagnostic scans

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/MechanicAdvice1 person · September 2026

“Occasional and very brief 'gearbox error, but can continue to drive' prompts on my VW Golf 1.4 TSI.”source ↗

nicngyl · r/MechanicAdvice · 2 upvotes
r/autorepair1 person · September 2026

“I see intermittent "pads worn" dash warning despite perhaps 70% left on pads, as shown from one front wheel brake pad and rotor for a 2017 Land Rover Discovery Sport.”source ↗

Ill_Project8322 · r/autorepair · 1 upvotes

Where this came up

People with this problem also raised