Possible problems with the car’s electrical system
Lighting
* Not working headlights, brake lights, turn signals
* Dim or flickering lighting
* Burnt out light bulbs
Starting the engine
* Difficulty starting or inability to start
*Dead battery
* Faulty starter or alternator
Ignition system
* Faulty spark plugs or ignition coils
* Damaged ignition wires
*Faulty crankshaft or camshaft sensor
Electronics
* Faulty instrument panel or sensor readings
* Not working audio system or multimedia center
* Malfunctions of electronic security systems (ABS, ESC)
Wiring problems
* Breaks or short circuits in the wiring
*Bad connections or sockets
* Oxidation or corrosion of contacts
Symptoms of Electrical Problems
* Smell of burnt plastic or rubber
* Flickering or dimming of lighting
* Extraneous noise during operation of electronic components
* Error messages on the instrument panel
* Random electronic system resets
Diagnostics and repair
Diagnosing and repairing vehicle electrical problems requires specialized knowledge and equipment. An experienced auto electrician will do the following:
* Visual inspection and wiring check
* Check voltage and grounding
* Scanning electronic systems using diagnostic equipment
* Replacement of faulty parts and repair of damaged wiring
If you suspect your vehicle has electrical problems, do not try to fix them yourself. Consult a qualified auto electrician to avoid further damage and ensure safety.