What does a diagnostic code P0122 mean on Chrysler Town and Country?

P0122 is a diagnostic trouble code (DTC) for the Chrysler Town and Country that indicates a problem with the throttle position sensor (TPS). The TPS is a sensor that measures the position of the throttle plate in the intake manifold. This information is used by the engine control unit (ECU) to calculate the amount of fuel to inject into the engine.

Symptoms of a P0122 code

- Poor fuel economy

- Rough idling

- Stalling

- Lack of power

- Check engine light on

Causes of a P0122 code

- Faulty TPS

- Wiring problems

- ECU problems

Diagnosis

A P0122 code can be diagnosed by using a scan tool to read the trouble codes from the vehicle's ECU. The code can also be diagnosed by performing a physical inspection of the TPS and wiring.

Repair

The repair for a P0122 code will vary depending on the cause of the code. If the TPS is faulty, it will need to be replaced. If the wiring is damaged, it will need to be repaired. If the ECU is faulty, it will need to be replaced.

Cost of Repair

The cost of repairing a P0122 code will vary depending on the shop that does the work. The cost of the TPS can range from $50 to $100. The cost of the wiring repair can range from $100 to $200. The cost of the ECU replacement can range from $500 to $1000.