Electrics and electronics
Batteries that have to be coded, cameras that have to be aimed, and motors that fail differently from the mechanism they drive.
- GuideADAS calibration: when it is needed, and static versus dynamicA windshield, a bumper, an alignment or a mirror can put a camera or radar out of aim. No warning light is not proof: a degree of error is metres at range.901 words
- GuideWhy a start-stop car needs an AGM or EFB batteryA start-stop engine restarts dozens of times a journey. A conventional battery is not built for that, and on many cars the new one has to be registered too.914 words
- SymptomWindow will not go up: motor, regulator, switch or wiring?Silence points one way, a spinning motor points another, and glass that dropped into the door points a third. Plus the door-jamb wiring nobody checks.889 words