P0157 is a typical OBDII password that occurs in theFord F150, it’s a general code (this method that it has actually the same meaning for any type of vehicle).

You are watching: Bank 2 sensor 2 ford f150

This code commonly indicates that there is an worry with the wiring or harness going to the sensor, or the sensor itself is bad. Over there are other things that cause P0157 come populate. We’ll covering those below.

bank 2 refers to the next of the engine through Cylinder 2 in the firing order. Sensor 2 is downstream of the catalytic converter.

Ford F150 P0157 Symptoms


Typically, the only symptom that P0157 is walk to it is in the organization engine quickly light. Sensor 2 is mostly around checking to check out that the exhaust has actually been scrubbed by the catalytic converter. The exception to this is evade Vehicles.

Most of the time, it’s no a break down risk. But, like anything that reasons the business engine shortly light to which it is a an excellent idea to have it resolved as quickly as possible.

P0157 Causes: Ford F150

Here space the most typical issues that cause the P0157 password in the Ford F150. They are presented in bespeak (somewhat) of most to the very least likely to cause the problem.

Damage to the Terminal– The terminal that the oxygen sensor connects come (the plug) is also reasonably susceptible to damage. You’ll want to make certain that there is voltage going to it. There’s more on that directly below. Wrong O2 Sensor– If you are getting P0157 after having recently changed your Oxygen sensor, it might be that the instead of is not correct or bad.

F150 P0157 Diagnosis

Here is a terrific video that covers all facets of diagnosing the P0157 code:

It is possible to diagnose the P0157 with a multimeter. If you usage the multimeter, you’ll know whether or not the voltage comes to and from the oxygen sensor is within spec, this can assist you recognize if it’s her F150’s O2 sensor, or wiring exploit that’s the issue.

If friend don’t have access to a multimeter, it definitely wouldn’t ache to check the wiring to in between the fuse box and the Oxygen sensor first. If it end up gift a wiring issue, it’ll save you money over buying one unnecessary O2 sensor.

You can additionally use a voltage check light to recognize whether or no the oxygen sensor is getting any kind of voltage at every (they’re about $5 in ~ Walmart). If it’s not getting any kind of voltage, affix the check light come the harness plug and shake the wiring a tiny bit. If the light comes on, even for a second, you understand that you have actually a brief circuit causing the P0157 trouble code.

See more: What Is 23/100 In Simplest Form, What Is 23% As A Fraction


Good happy finding every little thing caused P0157 in your Ford F150. If you have actually anything the you would choose to add, please feel free to leave a comment below.