AutoCodes – Toyota – P0220 2004 Toyota Prius

P0220 2004 Toyota Prius Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit

Quick Answer

Electric Throttle Control Actuator consists of throttle control motor, throttle position sensor (TPS), etc. Common causes include Throttle Position Sensor (TPS) harness is open or shorted, Throttle Position Sensor (TPS) circuit poor electrical connection, Faulty Throttle Position Sensor (TPS). 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
P0220 2004 Toyota Prius indicates Throttle/Pedal Position Sensor/Switch 'B' Circuit.
Common causes
Common causes include Throttle Position Sensor (TPS) harness is open or shorted, Throttle Position Sensor (TPS) circuit poor electrical connection, Faulty Throttle Position Sensor (TPS).
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 2,045
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 P0220 2004 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 P0220 2004 Toyota Prius - Throttle/Pedal Position Sensor/Switch 'B' Circuit - AutoCodes.com
P0220 2004 Toyota Prius Code - Throttle/Pedal Position Sensor/Switch 'B' Circuit

What are the Possible Causes of the DTC P0220 2004 Toyota Prius?

  • Throttle Position Sensor (TPS) harness is open or shorted
  • Throttle Position Sensor (TPS) circuit poor electrical connection
  • Faulty Throttle Position Sensor (TPS)
  • Fault Electric Throttle Control Actuator (or Throttle Body Motor)
  • Accelerator Pedal Position Sensor (APP)

How to Fix the DTC P0220 2004 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 P0220 2004 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 P0220 2004 Toyota Prius code?

Need more information on how to fix the P0220 2004 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 P0220 2004 Toyota Prius Code

1. What does OBDII code P0220 for a 2004 Toyota Prius indicate?

The code P0220 on a 2004 Toyota Prius refers to an issue with the Throttle/Pedal Position Sensor/Switch 'B' Circuit.

2. What are the common symptoms of OBDII code P0220 in a 2004 Toyota Prius?

Common symptoms of OBDII code P0220 in a 2004 Toyota Prius include reduced engine power, unresponsive throttle, and potential stalling.

3. What are the possible causes of OBDII code P0220 in a 2004 Toyota Prius?

Potential causes of OBDII code P0220 in a 2004 Toyota Prius include a faulty throttle position sensor, damaged wiring or connectors, or a problem with the throttle control system.

4. How can I diagnose the issue causing OBDII code P0220 in my 2004 Toyota Prius?

To diagnose the problem causing OBDII code P0220 in a 2004 Toyota Prius, you can use an OBDII scanner to read the code, visually inspect the throttle position sensor and related components, and perform electrical tests on the sensor.

5. Is it safe to continue driving my 2004 Toyota Prius with OBDII code P0220?

It is not recommended to drive your 2004 Toyota Prius with OBDII code P0220 as it can lead to potential safety hazards and further damage to the vehicle.

6. How can I fix OBDII code P0220 in my 2004 Toyota Prius?

To fix OBDII code P0220 in a 2004 Toyota Prius, you may need to replace the throttle position sensor, repair any damaged wiring or connectors, or reset the throttle control system.

7. Can I repair OBDII code P0220 in my 2004 Toyota Prius myself?

Depending on your skills and experience, you may be able to repair OBDII code P0220 in your 2004 Toyota Prius yourself by following repair guides or seeking assistance from a professional mechanic.

8. How much does it typically cost to repair OBDII code P0220 in a 2004 Toyota Prius?

The cost of repairing OBDII code P0220 in a 2004 Toyota Prius can vary depending on the specific issue, but it may range from $100 to $300 for parts and labor.

9. Will resetting the OBDII code P0220 in my 2004 Toyota Prius make it go away permanently?

Resetting the OBDII code P0220 in your 2004 Toyota Prius may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

10. How often does OBDII code P0220 occur in a 2004 Toyota Prius?

OBDII code P0220 in a 2004 Toyota Prius can occur due to various factors, but it is relatively common in vehicles with throttle position sensor-related issues.

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