What causes the P0158 code on a Jeep Wrangler?

What causes the P0158 code on a Jeep Wrangler?

Here are the most common issues that cause the P0158 code in the Jeep Wrangler. They are presented in order (somewhat) of most to least likely to cause the problem. Bad Oxygen Sensor – The O2 sensor itself is one of the most likely reasons that P0158 is triggering your service engine soon light.

What causes bank 2 and sensor 2 code P0158?

There are also some less likely problems that can cause P0158. We’ll discuss them below. Bank 2 is the side of the engine with the second cylinder in the firing order. Sensor 2 is downstream of the catalytic converter. Here’s a pretty helpful video from on diagnosing the code:

What is the OBDII code on a Jeep Wrangler?

P0158 is an OBDII code that occurs in many vehicles, including the Jeep Wrangler. The code is triggered when: The voltage at the O2 sensor remains above threshold for 20 seconds or more; Voltage to the sensor is to high (wiring problem, think short) Bad O2 sensor itself; There are also some less likely problems that can cause P0158.

Here are the most common issues that cause the P0158 code in the Jeep Wrangler. They are presented in order (somewhat) of most to least likely to cause the problem. Bad Oxygen Sensor – The O2 sensor itself is one of the most likely reasons that P0158 is triggering your service engine soon light.

What does P0158 mean on the oxygen sensor?

Therefore, the downstream oxygen sensor (sensor 2) should produce a steady voltage of approximately 0.45 volts. When trouble code P0158 is set, this indicates that there is a high voltage (steadily above .9 volts) for more than 10 seconds indicating a lack of oxygen in the exhaust stream and an abundance of fuel at sensor 2 on bank 2 of the engine.

How much does it cost to fix a p0155 Jeep code?

The cost of diagnosing the P0155 JEEP code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour. When is the P0155 JEEP code detected?

Is it okay to drive a car with P0158?

It is okay to drive a vehicle with P0158 for a short period of time, but driving with this code for an extended period of time can damage the catalytic converter (s). Replacing the O2 sensor without checking to see if the vehicle is running rich due to another problem.

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