P0122 KIA Code - Throttle/Pedal Position Sensor 'A' Circuit Low Input
Quick Answer
The Throttle Pedal Position (TPP) responds to the accelerator pedal movement. Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0122 KIA indicates Throttle/Pedal Position Sensor 'A' Circuit Low Input.
- Common causes
- Common causes include Faulty throttle position sensor, Throttle position sensor harness is open or shorted, Throttle position sensor circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P0122 KIA Description
Idle position of the throttle valve is determined by the ECM receiving the signal from the throttle position sensor. This sensor controls engine operation such as fuel cut. 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.
What are the Possible Causes of the DTC P0122 KIA?
- Faulty throttle position sensor.
- Throttle position sensor harness is open or shorted
- Throttle position sensor circuit poor electrical connection
How to Fix the DTC P0122 KIA?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0122 KIA code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P0122 KIA Code
1. What are the common symptoms of OBDII code P0122 in a KIA vehicle?
- Common symptoms include reduced engine power, hesitation or stalling while driving, and the vehicle going into limp mode.
2. What does the OBDII code P0122 in a KIA indicate?
- The code P0122 indicates that the Throttle/Pedal Position Sensor 'A' Circuit is registering a low input, which may affect proper throttle response.
3. What are the possible causes of the Throttle/Pedal Position Sensor 'A' Circuit low input in a KIA?
- Possible causes include a faulty throttle position sensor, damaged wiring or connectors in the sensor circuit, or a problem with the engine control module.
4. How can I diagnose and repair OBDII code P0122 in my KIA?
- You can diagnose the issue by checking the throttle position sensor's wiring and connectors for damage, testing the sensor's voltage output, and scanning the system for any related trouble codes. Repair may involve replacing the sensor, repairing damaged wiring, or reprogramming the engine control module.
5. Is it safe to continue driving my KIA with OBDII code P0122?
- It is not recommended to continue driving with code P0122 as it can lead to further damage to the engine or other components. It's best to address the issue promptly to ensure safe driving.
6. Can a DIY enthusiast fix OBDII code P0122 in a KIA?
- Depending on your skill level and access to tools, you may be able to diagnose and repair P0122 yourself. However, it's recommended to have a professional mechanic perform the repair to ensure proper diagnosis and resolution.
7. Will resetting the OBDII code P0122 in my KIA make it go away permanently?
- Simply resetting the code may temporarily clear the check engine light, but the underlying issue causing P0122 will still exist. It's crucial to diagnose and fix the root cause to prevent the code from reappearing.
8. How long does it typically take to repair OBDII code P0122 in a KIA?
- The repair time for P0122 can vary depending on the specific cause of the issue. It may take anywhere from 1-3 hours for a mechanic to diagnose and repair the problem.
9. Can extreme weather conditions affect the occurrence of OBDII code P0122 in a KIA?
- Yes, extreme temperatures or humidity levels can potentially impact the throttle position sensor's performance, leading to the triggering of code P0122 in your KIA.
10. Is it necessary to replace the entire throttle body if OBDII code P0122 is detected in a KIA?
- In most cases, you won't need to replace the entire throttle body for code P0122. The issue is usually related to the throttle position sensor or its circuit, which can be repaired or replaced separately.
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