Are there any warning lights you should never ignore?

Are there any warning lights you should never ignore?

Here are 5 warning light you must NEVER ignore. Engine check engine, also known as Check Engine Light (CEL) comes on when a sensor detects change in emissions. This light warns the driver that the engine is not performing optimally, and that it needs to be checked.

What causes the engine warning light to illuminate?

Some other vehicles may illuminate the engine warning light id there is a problem with the catalytic converter. The engine management system may reduce power to the engine if there is a problem with the catalytic converter.

When does the ignition warning light not come on?

If your car is fitted with an alternator the warning light should not come on when the engine is idling, provided the idle setting is correct, because an alternator produces current even at low speeds.

What to do when at Park warning light illuminates?

If the AT park warning light illuminates with the selector lever in the P (Park) position, shift the Four-Wheel Drive (4WD) shift switch to the AUTO, 4H or 4L position again with the selector lever in the N (Neutral) position. (See “INFINITI all-mode 4WD®” in the “5. Starting and driving” section.)

What happens if your warning light is not working?

MOT tests include checks on warning light functions so it’s another reason to make sure everything’s working. Poor vehicle condition could also lead to a conviction – driving with defective brakes or steering, for example, could get you 3 penalty points.

When does the EBD system warning light come on?

Traction and Stability Control indicators, sometimes including the word ‘off’ may be visible when a Check Engine, ABS, Drivetrain or Suspension trouble light is on. This ABS indicator, or one of the others shown above, will be seen if the EBD system warning light is illuminated.

When does the oil pressure warning light illuminate?

This indicator illuminates when the headlights are on and in the high beam position or when the turn signal lever is pulled into the Flash-to-Pass position. This indicator illuminates when the tail lights are on. This warning light indicates the engine oil pressure is low. If the warning light illuminates while driving: 1.

If your car is fitted with an alternator the warning light should not come on when the engine is idling, provided the idle setting is correct, because an alternator produces current even at low speeds.