![]() ![]() If the engine overheating continues, do not drive. Common problems that cause a Jeep engine to overheat include low coolant level, bad water pump, broken coolant hoses, a faulty thermostat, a damaged heater core, etc. Once the engine cools down, check the engine coolant level. ![]() Wait at least 30 minutes or more for the engine to cool down fully. Pull over immediately and shut off the engine. This is the warning symbol that indicates that the engine has overheated. To troubleshoot the airbag light on, you will need to read the fault codes with an airbag scanner. If the airbag light stays, it means the airbags have been disabled and may not deploy in case of an accident. The airbag light turns on when you first turn on the ignition, but after a quick system check, it turns off if all the airbag components function properly. A fault code is stored in the Engine Control Unit (ECU) and retrieved with an OBD-II scanner to determine what is wrong with the vehicle. The cause of a check engine light can vary widely, and it can be something as simple as a loose gas cap, a malfunctioning sensor, or a more serious issue like a problem with the engine or transmission. When the CEL is illuminated, the vehicle’s onboard computer (also known as the Engine Control Module or ECM) has detected a problem that needs attention. The powertrain includes the engine, transmission, and other related components, while the emissions system includes the catalytic converter, oxygen sensors, and other parts that control the vehicle’s emissions output. Generic OBD-II scanners may not be able to read airbag scanners.Ĭheck Engine Light / Service Engine Soon The check engine light (CEL) is a warning light that appears on the dashboard of a Jeep when there is an issue with the vehicle’s powertrain or emissions system. Use an ABS scanner to read the ABS Control Module’s fault codes to determine why your Jeep ABS light is on. While the vehicle can be driven with the anti-lock brake function is disabled, the vehicle may take longer to bring to a complete stop and may skid under hard braking or if it is raining or there is snow on the road. In most cases, the problem is due to a bad ABS wheel speed sensor. This light means that the anti-lock brake system has been disabled.
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