P0510 OBD-II Trouble Code: P0510 Closed Throttle Position Switch Malfunction

Our certified mechanics come to you · 12-month, 12,000-mile warranty

SCHEDULE P0510 DIAGNOSTIC Get a fair and transparent estimate upfront
Red-stars EXCELLENT RATING ON

Cost of diagnosing the P0510 code

P0510 is a diagnostic trouble code (DTC) for "P0510 Closed Throttle Position Switch Malfunction". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic. Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. All our repairs are backed by our 12-month / 12,000-mile warranty.

Cars Estimate Credit towards follow-up repair Earliest Availability
Ford$20.00
Toyota$20.00
BMW$20.00
SCHEDULE P0510 DIAGNOSTIC Get a fair and transparent estimate upfront

P0510 code definition

A P0510 code indicates an abnormality has been detected in the position of the throttle plate while the throttle is closed.

What the P0510 code means

The P0510 refers to a problem with the vehicle's throttle plate. In most vehicle models, the Powertrain Control Module (PCM) will register a code if an improper throttle plate has been reported for at least five seconds. The PCM gauges the throttle's position based on differences in voltage. If the throttle plate is improperly placed, it will pose significant issues for the engine and acceleration.

What causes the P0510 code?

A P0510 occurs when something has gone wrong with a component of the throttle body. The throttle position sensor and closed throttle position switch are the two most common components at fault for this code. A P0510 may also occur due to an issue with the throttle-body related wiring. Failure of the PCM is another potential issue, although this is very rare.

What are the symptoms of the P0510 code?

The P0510 code will involve problems related to the powertrain and engine. Moderate cases will negatively affect driving performance, while more serious instances are:

How does a mechanic diagnose the P0510 code?

A P0510 code may be first identified by plugging an OBD-II code reader into the vehicle's computer interface. Systems should be retested following each repair in order to gauge success.

Common mistakes when diagnosing the P0510 code

Potential issues relating to the P0510 may be confused with other code causes if multiple throttle-related codes have been reported at once. In addition, it is common for throttle position sensors to be incorrectly blamed for the code when the problem actually lies with the closed throttle position switches. Although the P0510 code has been known to be caused by failure of the PCM, the chances of this being the cause are very unlikely. All of the wiring and sensor components should be checked out first before blaming the problem on the PCM.

How serious is the P0510 code?

A P0510 code entails serious problems with the engine and accelerator. In severe cases, the car will be practically inoperable. A P0510 code should be treated as a very serious problem for the vehicle and repaired before using the vehicle again.

What repairs can fix the P0510 code?

For many vehicle models, a throttle body will need to be replaced completely in the event of a faulty component. Nonetheless, a mechanic should inspect all related wiring and connectors for damage or disconnection and any problems as needed. If possible, any faulty or broken components related to the trouble code should be identified and replaced or fixed as needed.

Additional comments for consideration regarding the P0510 code

The P0510 code is most common with vehicles that do not use an accelerator cable. Different vehicle models may have different set parameters for a P0510 code.

Need help with a P0510 code?

YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Get a quote and book an appointment online or speak to a service advisor at 1-800-701-6220.

trouble codes
P0510
Check Engine Light

Fast and easy Check Engine Light is on Inspection service at your home or office.

SCHEDULE P0510 DIAGNOSTIC
Get a fair and transparent estimate upfront

Recent Check Engine Light is on Inspection reviews

Excellent Rating


YourMechanic Check Engine Light is on Inspection Service

Average Rating

4.8/5

Number of Reviews

4,810

Rating Summary
4,424
187
47
28
124
4,424
187
47
28
124

Joel

19 years of experience
741 reviews
Joel
19 years of experience
Acura RL - Check Engine Light is on - Jacksonville, Florida
very knowledgeable and precise. able to fix electrical issues in my car. Right on time for the appointment.

Christopher

15 years of experience
41 reviews
Christopher
15 years of experience
Honda Accord - Check Engine Light is on - Fairburn, Georgia
Christopher was excellent! He explained everything in detail to make sure I understood. He was professional and provided me with the next course of actions to resolve my care issues. I'm glad he was sent to service my car.

Alexander

18 years of experience
58 reviews
Alexander
18 years of experience
Saab 9-7x - Check Engine Light is on - Kissimmee, Florida
He was very friendly and very helpful . I felt like it was being around a close friend , also gave me so very good advice on my car & future advice about it . Highly recommend mechanic, would use his services again .

Matthew

31 years of experience
639 reviews
Matthew
31 years of experience
Jeep Patriot - Check Engine Light is on - Norfolk, Virginia
Matthew was on time which was a relief, he is very knowledgeable and was easy to understand what was wrong and what was being done. I am recommending to friends and family due to the great experience Matthew gave me. Extremely professional 10/10

More related articles

P0802 OBD-II Trouble Code: Transmission Control System MIL Request Circuit/Open
P0802 means there is an issue with the Malfunction Indicator Lamp (MIL) often due too an faulty lamp bulb or corroded wires.
P2431 OBD-II Trouble Code: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank 1
P2431 P2431 code definition Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank 1 What the P2431 code means The secondary air injection system is used to add air into the exhaust to reduce vehicle...
P0443 OBD-II Trouble Code: Evaporative Emission Control System Purge Control Valve Circuit Malfunction
P0443 code definition Evaporative Emission Control System Purge Control Valve Circuit Malfunction What the P0443 code means P0443 is an OBD-II generic...

Related questions

Intake maifold runner control is stuck open

Hello, thanks for writing in about your 2001 Mazda Miata. Due to this trouble code, the intake manifold runner control will need to be replaced. If this is not done you can cause serious damage to your car. If you...

P2006 code is present in the computer.

Hi there. With having the code P2006 present, check the intake wiring to the runner control and see if there is a good connection. Also, the runners in the intake could be clogged and needs cleaned out. A leaking or...

Car drives poorly with heavy fuel consumption and poor transmission

Hi and thanks for contacting YourMechanic. First, with the dirty cooling system, you would need to perform a coolant flush and replace the thermostat and radiator cap. This will help with the overheating issue if you are still experiencing that....

How can we help?

Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST.

1-800-701-6230 · hi@yourmechanic.com