Possible causes of electric flashing in a car:
1. Battery malfunction:
* A dead or faulty battery can cause a voltage drop, causing the electrics to flicker.
2. Problems with the generator:
*A faulty alternator may not provide stable voltage or power output, resulting in flickering.
3. Faulty voltage regulator:
* Voltage regulator maintains stable battery voltage. A faulty regulator can cause over or under voltage, causing flickering.
4. Wiring problems:
*Damaged or loose wires or poor connections can cause voltage drops or malfunctions.
5. Component failure:
* Faulty bulbs, fuses or relays can cause electrical flickering.
6. Overload:
*Using excessive electrical equipment without adequate generator power may result in overload and flickering.
7. Problems with electronics:
* Faulty electronic components such as the Electronic Control Unit (ECU) can cause instability in the electrical system and flickering.
Troubleshooting steps:
1. Check the battery: Check the battery voltage and make sure it is not low.
2. Test the generator: Test the generator to ensure it is providing sufficient voltage and power.
3. Check the voltage regulator: Check the charging voltage and make sure it is stable.
4. Inspect the Wiring: Check the wires for damage, loose connections, or signs of corrosion.
5. Check components: Check lamps, fuses and relays for faults.
6. Check Electronics: Scan the vehicle with a diagnostic scanner for trouble codes that indicate electronic problems.
If you are unable to diagnose or fix the problem yourself, contact a qualified auto mechanic for assistance.