Skip the auto shop - Our mechanics make house calls

Q: Tail light that comes on after the lens cover is tapped

asked by on

Hi. I've been having an issue with the tail lights in my car, that occurs sporadically. There is a warning on the dash that tail light is off when I turn these lights on. It actually is off. However, the light reacts if I tap the lens cover. It then turns on and stays that way until I turn them off and back on the following time. This is not such a serious issue, I believe, but I would like to get it fixed. What do you suggest I should check? Thanks.

A: This sounds like you either have bulbs that...

This sounds like you either have bulbs that are going bad, or the more likely cause is a poor connection inside on the bulb socket. Have the light that is tapped removed and check each connection for loose pins or corrosion in the connections to the light.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: Tire pressure light check

There are a few different types of tire pressure monitoring systems in the car. Some just show you when a tire is low, some show individual tire pressure, and some will tell you exactly which tire is low. The Lexus...

Q: Getting multiple trouble codes

This is a strange group of codes that you have. Most of the time when you get this number of different codes coming up it is due to a voltage issue or a module that is failing. When something like...

Q: Car stalls at idle and fails to restart - 1993 Buick Century

Hello - yes, your symptom description matches the failure mode of the throttle position sensor as your Check Engine code suggests. The ECM has detected lower voltage than expected from the TPS, and should be replaced. A mobile, professional mechanic,...

Related articles

P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.