C3171 Trouble Code

View C3171 obd/2 error code description and symptoms. C3171 engine photo

Catalytic converters must be warm before they can work properly. On a cold start the PCM provides a rich mixture to keep the cold engine running.
All that extra fuel goes into the catalytic converter. But the exhaust isn't very hot, because, ah, the engine is pretty cold. GM has employed several strategies to fire up the catalytic converter quicker and reduce cold start emissions. One way is to use a secondary air pump that pumps outside air directly into the catalytic converter.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code C3171, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code C3171 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

Difficulty Level (Soso)
Level
Repair Time (50 Min.)
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Cost Prediction : $ 70-120

C3171 Error Code Repair Process :

For air bag passenger circuit short to battery check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. C3171 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks air bag passenger circuit short to battery with your car's computers to find out exactly what's prompting the light to turn on.

Wrench Tool C3171 is a kind of Chassis Trouble Code

Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

Common Causes of C3171

A common cause of code C3171 is the failure of Air Bag Passenger Circuit Short To Battery, but there are several other possible causes as well, such as ;

C3171 code for all cars

You can view according C3171 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C3171 Nissan Pixo +C3171 Holden Hj +C3171 Maserati Gransport +C3171 Bentley State +C3171 Triumph Tiger

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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