What are Bulbs?

The Bulbs is part of the car Electrics system. We have 2 associated problem symptoms connected to it.

We also have 526 owner problems that mention it.

What problems can be caused by faulty Bulbs?
526 problems that mention the Bulbs

Showing the latest 10, see more problems here

Brake Lights stay on on engine start.

Cannot cure tried new bulbs, fuses, brake switches x3 and removed and cleaned the fuse box under the bonnet.

2008 Vauxhall Zafira 1.9 diesel
Posted: Oct 20, 2021
Need new windscreen wipers

Needs new windscreen wipers ans some bulb for the headlights. How much will it cost and do I have to book in? Thank you

2003 Ford Focus 1.6
Posted: Oct 19, 2021
Running/dipped beam bulb not working when I start the car

When I turn on the ignition, the running lights all work perfectly, but as soon as I start the car an error message comes up saying that the running light and dipped beam bulb on the driver's side are...

2014 Vauxhall Insignia 2.0 cdti
Posted: Sep 29, 2021
Brake lights illuminated when the other Headlights turned on.

The brake lights come on when side/headlights are turned on - not 100%, getting 6v at each light. The third brake light is not effected. The lights go to full strength when the brake pedal is applied....

2012 Seat Leon Ecomotive 1.6 TDi
Posted: Sep 22, 2021
2016 skoda superb 3 head unit for radio sat nav etc gone

Skoda symbol and welcome to skoda appears and then goes blank

2016 Skoda Superb 2.0 tdi
Posted: Aug 30, 2021
Rear fog light

Failed the mot for rear fog lights not working. All fuses have been checked. Is there an easy fix or not

2010 Vauxhall Zafira 1.6 life
Posted: Aug 18, 2021
No lh rear lights at all

All bulbs ok connections clean. Whole lighting unit is dead.

2009 Peugeot 308 1.6 diesel
Posted: Aug 17, 2021
Brick lights

Brick lights doesn’t work

2001 Citroen C2 VTR
Posted: Aug 6, 2021
Trailer lights

I recently replaced the bulbs in my caravan with LEDS and now get warnings about the trailor lights. Has anybody added resistors to solve this? Thanks in advance

2013 Vauxhall Astra 2.0 CDTI
Posted: Jul 31, 2021
Various lights not working

Passengers side head last.p fog lights and rear stop not working..had all bulbs fitted and fuses checked at hafords The guy said its could be wiring or engine management.. Any ideas..there are some i...

2005 Rover 45 2ltre gsi
Posted: Jun 20, 2021
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