The OBD code P0221 for Kia indicates a problem with the Throttle/Pedal Position Sensor/Switch B Circuit Range/Performance.
This affects the throttle position sensor and can lead to symptoms like the engine light being on, lack of throttle response.
Causes include issues with the TPS harness, poor electrical connections, or a faulty TPS.
It is a serious issue that needs attention.
To fix it, inspect the wiring harness and connectors for any damage or corrosion.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 6.67 (Out of 10) |
Symptoms of the Kia p0221 OBD Code
The vehicle may experience issues related to the throttle position sensor circuit performance.
- Symptoms: Engine Light ON.
- No throttle response.
Causes of the Kia p0221 OBD Code
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P0221 in a Kia typically indicates an issue with the throttle position sensor circuit.
- P0221 can be caused by a Throttle Position Sensor (TPS) harness that is open or shorted.
- A Throttle Position Sensor (TPS) circuit with poor electrical connection.
- A faulty Throttle Position Sensor (TPS).
- A fault in the Electric Throttle Control Actuator (or Throttle Body Motor).
- An issue with the Accelerator Pedal Position Sensor (APP).
Fixing Kia Error Code p0221 Step By Step
Address the throttle position sensor issue indicated by Kia fault code P0221.
- To fix the Kia OBDII code P0221, first, review the possible causes related to the throttle/pedal position sensor switch B circuit performance.
- Visually inspect the wiring harness and connectors for any damage.
- Check the connector pins for signs of being broken, bent, pushed out, or corroded.
- Test the throttle position sensor and the pedal position sensor for proper operation.
- Replace the throttle position sensor or pedal position sensor if necessary.
- Clear the fault codes and perform a test drive to ensure the issue is resolved.
Cost Of Fixing Kia p0221 Fault Code
Diagnosing and repairing Kia P0221 involves testing and potentially replacing the throttle position sensor.
The cost to diagnose and fix a Kia OBD code P0221 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.
The total cost depends on labor rates, shop fees, and the complexity of the repair.
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Details of the Kia p0221 OBD Code
Kia fault code P0221 relates to an issue with the throttle/pedal position sensor B circuit.
OBD code P0221 for Kia vehicles indicates that the ECM has detected a problem with the throttle/pedal position sensor B circuit range or performance.
This code is triggered by the ECM when it receives a signal from the throttle position sensor that is outside the expected range.
The throttle position sensor is responsible for monitoring the position of the throttle pedal and sending this information to the ECM to adjust the engine’s performance accordingly.
If the signal from the sensor is erratic or out of range, the ECM will trigger a P0221 fault code.
Mechanic’s Tech Notes
Detailed information on Kia fault code P0221, focusing on throttle/pedal position sensor B circuit range/performance issues.
To diagnose and fix OBDII code P0221 on a Kia, start by visually inspecting the throttle position sensor (TPS) wiring harness and connectors for any damage.
Check the connector pins for signs of being broken, bent, pushed out, or corroded.
Use a multimeter to test the TPS power and ground circuits for proper voltage.
Additionally, scan tools can be used to verify TPS data and communication over the CAN network.
If no visible issues are found, consider recalibrating or replacing the TPS as necessary.
FAQ
Common causes of OBD code P0221 in a Kia: Faulty TPS, open/shorted TPS harness, poor TPS circuit connection, faulty throttle body motor, or APP sensor. Check wiring and connectors.
OBD code P0221 in a Kia indicates a throttle position sensor issue. With no throttle response, it’s serious. Avoid driving and inspect components for damage immediately.
Diagnose P0221 by checking TPS harness for shorts, inspecting TPS circuit, and testing TPS. Repair by fixing wiring/connectors and replacing faulty components as needed.

Wrap Up
If your Kia is displaying OBD code P0221, you may experience issues like reduced engine power, rough idling, or stalling.
This code typically indicates a problem with the throttle position sensor (TPS), wiring faults, or a faulty accelerator pedal position sensor.
To address Kia OBD code P0221, start by inspecting the TPS and accelerator pedal position sensor for proper operation.
Check the wiring harness for any signs of damage, corrosion, or loose connections.
Ensure connectors are securely attached and free of debris.
Consider replacing any faulty sensors or repairing damaged wiring to resolve the issue
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