P0122 2011 Nissan Versa Code - Throttle Position Sensor/Switch '1' 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 2011 Nissan Versa indicates Throttle Position Sensor/Switch '1' 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 2011 Nissan Versa 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 2011 Nissan Versa?
- Faulty throttle position sensor
- Throttle position sensor harness is open or shorted
- Throttle position sensor circuit poor electrical connection
- Faulty accelerator pedal position sensor
How to Fix the DTC P0122 2011 Nissan Versa?
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 2011 Nissan Versa 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 2011 Nissan Versa Code
1. What are the common symptoms of OBDII code P0122 on a 2011 Nissan Versa?
- Common symptoms include poor acceleration, lack of power, rough idling, stalling, and in some cases, the vehicle may go into "limp mode."
2. What does the OBDII code P0122 mean on a 2011 Nissan Versa?
- The code P0122 indicates that the Throttle Position Sensor/Switch '1' Circuit has a low input. This means the signal from the throttle position sensor is lower than expected by the engine control module.
3. What are the possible causes of OBDII code P0122 on a 2011 Nissan Versa?
- Possible causes include a faulty throttle position sensor, damaged wiring or connectors in the throttle position sensor circuit, a malfunctioning engine control module, or a mechanical issue with the throttle body.
4. How can I diagnose the OBDII code P0122 on my 2011 Nissan Versa?
- To diagnose OBDII code P0122, you can use a scan tool to read the code and check the throttle position sensor's voltage readings. You may also visually inspect the wiring and connectors for any signs of damage.
5. Can I drive my 2011 Nissan Versa with OBDII code P0122?
- It is not recommended to drive your vehicle with OBDII code P0122 as it can lead to poor performance, potential stalling, and other safety hazards. It's best to address the issue promptly.
6. How can I repair OBDII code P0122 on my 2011 Nissan Versa?
- The repair for OBDII code P0122 typically involves replacing the throttle position sensor if it's faulty. Additionally, checking and repairing any damaged wiring or connectors in the circuit may be necessary.
7. Will resetting the OBDII code P0122 on my 2011 Nissan Versa make it go away?
- Resetting the code may temporarily clear the warning light, but if the underlying issue causing the code is not addressed, the code is likely to return. It's important to diagnose and fix the root cause.
8. Can a dirty throttle body cause OBDII code P0122 on a 2011 Nissan Versa?
- While a dirty throttle body may affect the sensor's readings, the code P0122 is specifically related to the throttle position sensor itself or its circuit. Cleaning the throttle body may help improve performance but might not directly resolve the code.
9. Is it safe to continue driving my 2011 Nissan Versa if the throttle position sensor triggers OBDII code P0122?
- It is not advisable to continue driving the vehicle with code P0122, as it can lead to drivability issues and potential safety concerns. It's best to address the problem promptly to ensure safe operation of the vehicle.
10. How much does it typically cost to repair OBDII code P0122 on a 2011 Nissan Versa?
- The cost of repairing OBDII code P0122 can vary depending on the exact cause of the issue. Generally, replacing the throttle position sensor or fixing wiring/connectors can cost anywhere from $100 to $300, including parts and labor.
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