Jeep Wrangler Engine Light

A failing oxygen sensor also known as an o2 sensor is one of the most common reasons for that jeep check engine light to come on. Unfortunately the light itself does not specify the problem so here is a simple way to find out what issue your vehicle is having. When the pcm detects any problems it sends a code that is displayed in your instrument panel.

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How To Read Jeep Wrangler Check Engine Light Codes Without A

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How To Read Jeep Wrangler Check Engine Light Codes Without A

Basically what this means is your jeep s computer has detected some sort of problem with a part or system on the vehicle and is letting you know via the malfunction indicator light check engine light.

Jeep wrangler engine light. Also please check out the statistics and reliability analysis of jeep wrangler based on all problems reported for the wrangler. When your engine is misfiring it is dumping raw fuel into the exhaust. By determining the engine code associated with the warning light you find the root of the problem. A flashing check engine light is your jeep wrangler s way of saying i have a serious problem don t ignore me.

But an o2 sensor code will surely show up in a diagnostic test. And the tricky thing with the o2 sensor is that the car will continue to drive well so you might want to dismiss the light. Sometimes the wrangler check engine light can illuminate after installing an aftermarket modification. When the engine warning light illuminates on the instrument panel this is the result of a trouble code sent to the pcm.

The most recently reported issues are listed below. Research compare and save listings or contact sellers directly from 40 wrangler models in seattle. Jeep wrangler owners have reported 68 problems related to check engine light on under the engine and engine cooling category. When the engine light comes on there are several ways that you can check to see what s wrong.

Jeep wrangler check engine light reset all modern jeeps come equipped with a pcm or powertrain control module which scans all sensors and signals from components throughout the vehicle. This flashing light should not be ignored. A jeep wrangler sport comes with a power train control module pcm computer on board that diagnoses problems throughout the vehicle. Most of the time that serious problem is a misfire.

In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. A check engine light can indicate a broad spectrum of problems with your 2008 jeep wrangler.