AutoCodes – Generic – P2620

P2620 Code - Throttle Position Output Circuit/Open

Quick Answer

The Engine Control Module (ECM) monitors the Throttle Position circuit signal. Common causes include Faulty Throttle Position Sensor/Switch, Throttle Position Sensor/Switch harness is open or shorted, Throttle Position Sensor/Switch 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: P2620 indicates Throttle Position Output Circuit/Open.
Common causes: Common causes include Faulty Throttle Position Sensor/Switch, Throttle Position Sensor/Switch harness is open or shorted, Throttle Position Sensor/Switch 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.

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Code Popularity 20,929

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 22, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2620 Description

The Engine Control Module (ECM) monitors the Throttle Position circuit signal. The ECM sets the OBDII Code when the Throttle Position circuit signal is out of factory specifications.

OBDII Code P2620 - Throttle Position Output Circuit/Open - AutoCodes.com — P2620 Code - Throttle Position Output Circuit/Open

What does this mean?

What are the Possible Causes of the DTC P2620?

Faulty Throttle Position Sensor/Switch
Throttle Position Sensor/Switch harness is open or shorted
Throttle Position Sensor/Switch circuit poor electrical connection

How to Fix the DTC P2620?

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 P2620 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 P2620 code?

Need more information on how to fix the P2620 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2620 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P2620 Dodge — Throttle Position Output Circuit/Open

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 P2620 Code

1. What are the common symptoms of OBDII code P2620 (Throttle Position Output Circuit/Open)?

- Common symptoms include reduced engine power, acceleration issues, and the illumination of the Check Engine Light.

2. What can cause OBDII code P2620 to trigger?

- The code P2620 is typically triggered by a faulty throttle position sensor, damaged wiring in the throttle position sensor circuit, or a poor connection in the throttle position sensor circuit.

3. How can I diagnose the cause of OBDII code P2620?

- Diagnosing the cause of code P2620 involves performing a thorough inspection of the throttle position sensor, checking the wiring for any damage or corrosion, and using a scan tool to monitor sensor readings.

4. What are the potential dangers of driving with OBDII code P2620 unresolved?

- Driving with code P2620 unresolved can lead to poor engine performance, reduced fuel efficiency, and potential safety hazards due to unpredictable throttle response.

5. Can I repair OBDII code P2620 on my own?

- While it is possible to repair code P2620 on your own if you have the necessary tools and knowledge, it is recommended to consult a professional mechanic for an accurate diagnosis and proper repair.

6. What are some basic repair tips for addressing OBDII code P2620?

- Basic repair tips include checking and cleaning the throttle position sensor connector, inspecting and repairing any damaged wiring, and ensuring proper sensor installation.

7. Does fixing OBDII code P2620 require replacing the throttle position sensor?

- In many cases, resolving code P2620 may involve replacing the throttle position sensor if it is found to be faulty or malfunctioning.

8. Is it necessary to clear the OBDII code P2620 after making repairs?

- Yes, it is recommended to clear the code P2620 after making repairs to reset the Check Engine Light and monitor if the issue has been successfully resolved.

9. Can extreme weather conditions affect OBDII code P2620?

- Yes, extreme weather conditions such as extreme heat or cold can potentially affect the performance of the throttle position sensor and trigger code P2620.

10. How much does it typically cost to repair OBDII code P2620 at a professional auto repair shop?

- The cost of repairing code P2620 can vary depending on the extent of the issue, but it generally ranges from $100 to $300 for parts and labor at a professional auto repair shop.