When does the malfunction indicator light not come on?
The vehicle may not pass inspection if: The malfunction indicator lamp is on with the engine running, or if the light does not come on when the ignition is turned to ON/RUN while the engine is off. See your dealer for assistance in verifying proper operation of the malfunction indicator lamp.
When does the malfunction indicator come on on a Chevy Equinox?
This light is part of the vehicle’s emission control on-board diagnostic system. If this light is on while the engine is running, a malfunction has been detected and the vehicle may require service. The light should come on to show that it is working when the ignition is in Service Mode.
When does the OBD2 indicator light turn on?
The OBD2 system illuminates the light when there is a problem with the car’s engine, transmission or emission control system. The light turns on only for a reason and you should not ignore it. You should always investigate the cause.
What to do if your indicator light keeps flashing?
If the light continues to flash, find a safe place to stop and park the vehicle. Turn the vehicle off, wait at least 10 seconds, and restart the engine. If the light is still flashing, follow the previous steps and see your dealer for service as soon as possible.
What would cause the malfunction indicator light to come on?
Officially known as a malfunction indicator lamp, the check engine light can go on for a number of different reasons. In some cars, something as simple as a loose gas cap, which the car’s computer can read this as a leak in the emissions system, or even a change in humidity can cause the light to come on.
What does the malfunction indicator lamp mean?
A malfunction indicator lamp is used in the dashboard of a vehicle to alert drivers to a potential problem . Commonly referred to as idiot lights, they are designed to bring a driver’s attention quickly to the dashboard where the indicated problem can be monitored.
Is it safe to drive if malfunction indicator lamp is on?
If you drive with the malfunction indicator lamp on, the emissions control system and the engine could be damaged. If the malfunction indicator lamp blinks again when restarting the engine, drive to the nearest dealer at 31 mph (50 km/h) or less. Have your vehicle inspected. ■Check/Tighten Fuel Cap Message
Why does the malfunction indicator lamp come on?
Malfunction indicator lamp comes on if the system continues to detect a leak of gasoline vapor. If this happens, check the fuel fill cap using the procedures described above.