While there are multiple potential causes for the P2122 fault code registering, one of four components is likely defective - the , the throttle actuator control motor, the throttle position actuator, or the pedal position sensor. There are many other possibilities. P2122 Jeep Possible Solution: Excessive air inflow can be caused by a vacuum leak, a dirty sensor or, an exhaust gas recirculation valve not closing properly. If you have any doubt as to repairs on your vehicle, please contact your technician. Program expiration dates reflect currently announced program end dates, but these programs are subject to change at any time. If your are for a different car, select that vehicle series before searching for the diagnostic codes because not all used by one manufacture are used by the other makes.
This is due to the potential need for multiple tests with a scan tool or voltage meter, hands-on inspections, and test drives. We are not responsible for any actions you take on your vehicle. On the other hand, the Wide open and closed throttle position switch, which is built into the throttle position sensor unit, is not used for engine control. There is no mechanical linkage from gas pedal to throttle body and it is quite common for the throttle position sensor located on throttle body to mess up and throw this code and also for one of the wires to the throttle position sensor to get hot become brittle and sometimes break. P2122 Engine Diagnostic Code For Jeep Wrangler P2122 engine code for Jeep Wrangler provides below are generic codes that may not apply to all vehicles.
P0122 Jeep Description The Throttle Position Sensor responds to the accelerator pedal movement. I suggest you to go through the list of help links mentioned below, these will help you to confirm where the actual fault lies: ------- Jerks and Hesitates During Acceleration? What repairs can fix the P2122 code? The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. To begin diagnosing the cause of the P2122 trouble code, first verify its existence. This sensor controls engine operation such as fuel cut. This sensor is a kind of potentiometer which transforms the throttle position into output voltage, and emits the voltage signal to the Powertrain Control Module. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off. The currently selected is for the Jeep makes.
Some time cheap code readers get them wrong. Monitor that voltage for while without touching anything else. Each signal circuit provides both processors with a signal voltage proportional to pedal movement. Information provided is based on very well-qualified buyers or lessees. Look up the other , please use the search box. If the P2122 code does not register, the issue is likely resolved. So you should chech it on our car models.
Lessees will be financially responsible for mileage beyond the elected quantity and for vehicle maintenance and repairs and excessive vehicle wear. See above for information on purchase financing and lease program expiration dates. The information contained on this site is presented for informational purposes only. The 2 pedal position signals make sure the receives a correct input even if 1 signal has a concern. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If all four of these parts are in good working condition, the cause may lie in , , or grounds. Repairs may not be performed prior to sale because the remedy or parts are unavailable or for other reasons.
Starting letter P diagnostic code shows that there are problems in engine, transmission and emissions systems. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver. Some customers may not qualify for listed programs. Information provided is based on very well-qualified buyers or lessees. All vehicle specifications, prices and equipment are subject to change without notice. To test, unplug the electrical connector at the accelerator pedal position sensor. If the voltage changes as you wiggle the connector or the harness, the wiring is bad.
Enter the 5 character trouble codes in the search box and submit the search. It is possible that an advertised vehicle is subject to an open Manufacturer Recall for safety issues. Reconnect electrical connector to sensor. Some customers may not qualify for listed programs. Therefore, a fault condition on one 5-volt reference circuit will affect the other 5-volt reference circuits connected to the reference bus.
If the problem is not enough fuel, the culprit may be dirty injectors or fuel filters, a weak fuel pump or a leaky fuel pressure regulator. Option to purchase at lease end for an amount may be determined at lease signing. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing. If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. Dec 31, 2012 No messaage of reduced engine power? Some car manufacturers then close the vent solenoid but leave the purge solenoid open. P0642 Jeep Description The control module has 2 internal 5-volt reference buses called 5-volt reference 1 and 5-volt reference 2. Need help with a P2122 code? I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures.