AutoCodes – Toyota – P0222 2006 Toyota Prius

P0222 2006 Toyota Prius Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input

Quick Answer

Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor (TPS), etc. Common causes include Faulty Throttle position sensor, Throttle position sensor harness 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
P0222 2006 Toyota Prius indicates Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input.
Common causes
Common causes include Faulty Throttle position sensor, Throttle position sensor harness 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,496
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0222 2006 Toyota Prius Description

Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor (TPS), etc. The throttle position sensor responds to the throttle valve movement.
The throttle position sensor has the two sensors. These sensors are a kind of potentiometers which transform the throttle valve position into output voltage, and emit the voltage signal to the Engine Control Module (ECM) In addition, these sensors detect the opening and closing speed of the throttle valve and feed the voltage signals to the ECM. The ECM judges the current opening angle of the throttle valve from these signals and the ECM controls the throttle control motor to make the throttle valve opening angle properly in response to driving condition.
OBDII Code P0222 2006 Toyota Prius - Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input - AutoCodes.com
P0222 2006 Toyota Prius Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input

What are the Possible Causes of the DTC P0222 2006 Toyota Prius?

  • Faulty Throttle position sensor
  • Throttle position sensor harness is open or shorted
  • Throttle position sensor poor electrical connection

How to Fix the DTC P0222 2006 Toyota Prius?

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 P0222 2006 Toyota Prius 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.

Need more information about the P0222 2006 Toyota Prius code?

Need more information on how to fix the P0222 2006 Toyota Prius code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0222 2006 Toyota Prius Code

1. What are the common symptoms of OBDII code P0222 in a 2006 Toyota Prius?

- Common symptoms include reduced engine power, hesitation or stalling when accelerating, and the vehicle going into limp mode.

2. What does the Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input code mean for a 2006 Toyota Prius?

- This code indicates that there is a low voltage input signal detected from the throttle or pedal position sensor/switch 'B' circuit.

3. What are some possible causes of OBDII code P0222 in a 2006 Toyota Prius?

- 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 the Throttle/Pedal Position Sensor/Switch 'B' Circuit - Low Input code in my 2006 Toyota Prius?

- Diagnosing this code typically involves testing the throttle position sensor, inspecting the sensor wiring and connectors, and checking for any related codes or issues.

5. Can I still drive my 2006 Toyota Prius with OBDII code P0222 present?

- It is not recommended to continue driving with this code present, as it can lead to further damage to the engine or drivetrain components.

6. How can I repair OBDII code P0222 in my 2006 Toyota Prius?

- Repairing this code may involve replacing the throttle position sensor, repairing any damaged wiring or connectors, or resetting the engine control module.

7. Is it safe to reset the OBDII code P0222 in a 2006 Toyota Prius using an OBDII scanner?

- While resetting the code may temporarily turn off the check engine light, it is important to diagnose and repair the underlying issue to prevent it from recurring.

8. How much does it typically cost to repair OBDII code P0222 in a 2006 Toyota Prius?

- The cost of repairing this code can vary depending on the specific issue, but it may range from $100 to $300 for parts and labor.

9. Can a DIY enthusiast fix OBDII code P0222 in a 2006 Toyota Prius?

- Depending on the skill level and experience, a DIY enthusiast may be able to diagnose and repair this code, but professional help is recommended for complex issues.

10. How often does OBDII code P0222 occur in a 2006 Toyota Prius?

- This code is relatively uncommon in a 2006 Toyota Prius, but it can occur due to sensor failures or electrical issues.

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