Why do my brake lights work but not my tail lights?

Why do my brake lights work but not my tail lights?

Faulty Tail Light Bulb One of the main reasons why you might see your brake lights working while your tail lights don’t is because the bulbs installed in the tail light were faulty. You have to make sure the filament in the bulb works.

Can turn signal switch affect brake lights?

On vehicles that use the same lights for brakes and turn signals, a bad turn-signal switch can cause the lower brake-lights not to work. A bad turn-signal switch may interrupt the brake light circuit when it should not. A broken wire to or from the switch may also cause the lower brake-lights not to work.

Can you get points for having a brake light out?

Brake lights If you do get pulled over by the police you may just get a verbal warning, but you could also get: a fixed penalty notice – a £60 fine and three points on your licence. a Vehicle Defect Rectification Notice – 14 days to fix the fault and provide proof of the fix.

How do I fix error code P2122?

What repairs can fix the P2122 code?

1. Replacing or repositioning a ground wire.
2. Replacing the wiring and/or connectors in the CAN bus harness or throttle actuator motor.
3. Replacing the throttle position sensor, the throttle actuator control motor, the throttle position actuator, or the pedal position sensor.

What is code P1101?

When a P1101 trouble code is stored, it means that the PCM detected a discrepancy with the voltage from the MAF sensor. This problem can be detected while the PCM is running a self diagnostic called a Key On Engine Running (KOER) test.

What happens when mass air flow sensor fails?

A contaminated or failed mass air flow sensor cannot measure the amount of air flow correctly. This causes the engine computer to miscalculate the amount of injected fuel. As a result, a bad mass air flow sensor causes various driveability problems, including a no-start, stalling, lack of power and poor acceleration.