P242A Trouble Code

View P242A obd/2 error code description and symptoms. P242A 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.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

P242A Error Code Repair Process :

For p242a exhaust gas temperature sensor circuit bank 1 sensor 3 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. P242A 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 p242a exhaust gas temperature sensor circuit bank 1 sensor 3 with your car's computers to find out exactly what's prompting the light to turn on.

P242A is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Common Causes of P242A

A common cause of code P242A is the failure of P242a Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 3, but there are several other possible causes as well, such as ;

Dirty Oil
Faulty Intake Valve Timing Control Solenoid Valve
Faulty select solenoid
Fuel injectors harness is open or shorted

P242A code for all cars

You can view according P242A DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P242A Chevrolet Suburban

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

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