AutoCodes – Generic – P1510

P1510 Code - Throttle Control System Performance

Quick Answer

With the engine running, system voltage over 7v, Idle Learn procedure not running, the Powertrain Control Module (PCM) detects that the pulse width modulation (PWM) was more than 80 percent for longer than 6 seconds. Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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
P1510 indicates Throttle Control System Performance.
Common causes
Common causes include Faulty Throttle Body, Throttle Body harness is open or shorted, Throttle Body 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 43,909
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Aug 26, 2019
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Code P1510 Description

With the engine running, system voltage over 7v, Idle Learn procedure not running, the Powertrain Control Module (PCM) detects that the pulse width modulation (PWM) was more than 80 percent for longer than 6 seconds.
OBDII Code P1510 - Throttle Control System Performance - AutoCodes.com
P1510 Code - Throttle Control System Performance

What are the Possible Causes of the DTC P1510?

  • Faulty Throttle Body
  • Throttle Body harness is open or shorted
  • Throttle Body circuit poor electrical connection

How to Fix the DTC P1510?

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 P1510 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 P1510 code?

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Need Help with the Code?

Get the P1510 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 P1510 Code

1. What are common symptoms of OBDII code P1510 (Throttle Control System Performance)?

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

2. What are the potential causes of OBDII code P1510?

- Potential causes include a faulty throttle body, damaged wiring or connectors in the throttle control system, or issues with the electronic throttle control module.

3. How can I diagnose the OBDII code P1510?

- Diagnosing this code typically involves using a scan tool to read the code, checking the throttle body and related components for physical damage, and inspecting the wiring and connectors for any issues.

4. Can I still drive my vehicle with OBDII code P1510 present?

- It is not recommended to drive your vehicle with this code present, as it can lead to unsafe driving conditions and potential further damage to the engine.

5. How can I repair OBDII code P1510?

- Repair options include replacing the throttle body, repairing or replacing damaged wiring or connectors, and potentially reprogramming the electronic throttle control module.

6. Are there any DIY tips for fixing OBDII code P1510?

- While diagnosing and repairing this code can be complex, some DIY tips include checking for loose or damaged wiring, cleaning the throttle body, and ensuring all connections are secure.

7. Will resetting the OBDII code P1510 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.

8. How much does it typically cost to repair OBDII code P1510?

- The cost of repairing this code can vary depending on the specific issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Can a mechanic help me fix OBDII code P1510, or do I need a specialist?

- A qualified mechanic should be able to diagnose and repair OBDII code P1510, but for more complex issues, you may need a specialist with experience in electronic throttle control systems.

10. Is OBDII code P1510 a common issue in certain vehicle makes and models?

- This code can be more common in vehicles with electronic throttle control systems, such as some newer model cars and trucks, but it can potentially occur in any vehicle with a similar system.

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