P0120 2006 Scion xB Code - Throttle Pedal Position Sensor/Switch 'A' Circuit Malfunction
Quick Answer
The throttle position sensor (TPS) responds to the accelerator pedal movement. Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor circuit is open or shorted, Throttle Position Sensor 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
- P0120 2006 Scion xB indicates Throttle Pedal Position Sensor/Switch 'A' Circuit Malfunction.
- Common causes
- Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor circuit is open or shorted, Throttle Position Sensor 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 P0120 2006 Scion xB 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 P0120 2006 Scion xB?
- Faulty Throttle Position Sensor
- Throttle Position Sensor circuit is open or shorted
- Throttle Position Sensor poor electrical connection
How to Fix the DTC P0120 2006 Scion xB?
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 P0120 2006 Scion xB 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 P0120 2006 Scion xB Code
1. What are the common symptoms of OBDII code P0120 in a 2006 Scion xB?
- Common symptoms include issues with acceleration, lack of power, stalling, rough idling, and the vehicle going into limp mode.
2. What does the OBDII code P0120 in a 2006 Scion xB indicate?
- The code P0120 indicates a Throttle Pedal Position Sensor/Switch 'A' Circuit Malfunction.
3. What are the possible causes of OBDII code P0120 in a 2006 Scion xB?
- Potential causes include a faulty throttle position sensor, damaged wiring or connectors, a malfunctioning throttle body, or issues with the engine control module.
4. How can I diagnose the Throttle Pedal Position Sensor/Switch 'A' Circuit Malfunction in my 2006 Scion xB?
- Diagnosing this issue typically involves using an OBDII scanner to read the trouble codes, checking the throttle position sensor's wiring and connections, and testing the sensor's voltage and resistance.
5. Can I continue driving my 2006 Scion xB with OBDII code P0120 present?
- It is not recommended to drive the vehicle with this code present, as it can lead to poor engine performance and potential safety hazards.
6. How can I repair the Throttle Pedal Position Sensor/Switch 'A' Circuit Malfunction in my 2006 Scion xB?
- Repair options may include replacing the throttle position sensor, fixing any damaged wiring or connectors, cleaning the throttle body, or reprogramming the engine control module.
7. Will resetting the OBDII code P0120 in a 2006 Scion xB make it go away permanently?
- Resetting the code may temporarily clear the warning light, but if the underlying issue is not addressed, the code is likely to reappear after some driving cycles.
8. Are there any DIY tips for troubleshooting OBDII code P0120 in a 2006 Scion xB?
- DIY tips may include visually inspecting the throttle position sensor and its connections, checking for damaged wires, and ensuring proper throttle body operation.
9. Can a bad throttle position sensor cause other problems in a 2006 Scion xB besides code P0120?
- Yes, a faulty throttle position sensor can cause issues such as poor fuel efficiency, rough idling, erratic shifting, and overall reduced engine performance.
10. How much does it cost to repair OBDII code P0120 in a 2006 Scion xB at a mechanic or dealership?
- Repair costs can vary depending on the specific issue, but replacing a throttle position sensor or repairing related components may range from $150 to $400 at a mechanic or dealership.
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