P0137 is a relatively common OBDII password that occurs in theJeep Liberty, it’s a basic code. This method that it has actually the same an interpretation for any kind of vehicle.

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This code is supposed to allow you recognize that there is an worry with the wiring or exploit going come the sensor, or the sensor chin is bad. There are other things that reason P0137 to populate. We’ll covering those below.

Bank 1 refers to the side of the engine through Cylinder 1 in the firing order.

Jeep Liberty P0137 Symptoms


Typically, the just symptom the P0137 is going to be the service engine shortly light. In some cases, there deserve to be other symptoms as well. These symptoms include:

unstable running engine Smelly exhaust business light on poor MPG

Most that the time, it’s no a malfunction risk. But, choose anything that causes the service engine shortly light to come on it is a great idea to have actually it resolved as quickly as possible.

P0137 Causes: Jeep Liberty

Here room the most typical issues that reason the P0137 password in the Jeep Liberty. They space presented in bespeak (somewhat) of many to the very least likely to cause the problem.


Damage come the Terminal– The terminal that the oxygen sensor connects come (the plug) is also fairly susceptible to damage. You’ll desire to make certain that there is voltage going to it. There’s an ext on that directly below. Wrong O2 Sensor– If you are obtaining P0137 after having actually recently changed your Oxygen sensor, it might be that the instead of is wrong or bad.

Liberty P0137 Diagnosis

Here is a great video the covers all elements of diagnosing the P0137 code:

It is possible to diagnose the P0137 v a multimeter. If you use the multimeter, you’ll understand whether or no the voltage comes to and also from the oxygen sensor is in ~ spec, this can aid you determine if it’s your Liberty’s O2 sensor, or wiring harness that’s the issue.

If girlfriend don’t have access to a multimeter, it certainly wouldn’t ache to inspect the wiring to between the fuse box and the Oxygen sensor first. If it ends up being a wiring issue, it’ll conserve you money over buying an unnecessary O2 sensor.

You can also use a voltage test light to recognize whether or not the oxygen sensor is getting any type of voltage at every (they’re about $5 in ~ Walmart). If it’s no getting any voltage, attach the check light come the harness plug and also shake the wiring a tiny bit. If the light comes on, also for a second, you understand that you have actually a quick circuit resulting in the P0137 trouble code.

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Good lucky finding everything caused P0137 in her Jeep Liberty. If you have actually anything that you would favor to add, you re welcome feel totally free to leaving a comment below.