Throttle Position Sensor replacement & repair made easy

A fair price in seconds, mechanics you can trust, next-day service at your door

Customer Reviews

Up to 50% cheaper than franchise dealers

Instant fixed price quotes
(no hidden estimates)

Fully vetted & qualified mechanics

1 year parts & repairs warranty

Next day bookings at your home or office

Get your car repaired at your home or office

Expert Mechanics


Total expert throttle position sensor replacement mechanics

Number of Ratings


Total number of throttle position sensor replacement reviews

Average Rating

Average user rating for throttle position sensor replacement bookings

Top Mechanics For Throttle Position Sensor Replacement & Repairs

505 Reviews

Garage in London, 15 years of experience

I have been interested in the car repair industry for almost my entire life. The first few years were spent learning the trade and I went to college to study it properly. I worked at a garage as a BMW specia...

596 Reviews

Garage in Birmingham, 10 years of experience

I am a diagnostic technician, qualified MOT tester, Institute of Motor Industry assesor and general mechanic following my father's footsteps who has over 40 years experience in the trade. Having completed my...

1002 Reviews

Garage in St Helens, 14 years of experience

Jonathan and his team at Northern Motors provides a reliable and professional mobile mechanic service that covers the whole of the North West area of England! With over 10 years of experience in the motor...

12 Reviews

Garage in Bridgwater, 5 years of experience

Hi,I happy to help with your Car! I am professional with respect to customer and their cars.I am always look after as its my own personal car.I have extended experience with various of make and models start ...

114 Reviews

Garage in Luton , 9 years of experience

Qualified mobile mechanic with 9 years of experience working on various makes and models of cars. Specialising in VW/Audi brand

15 Reviews

Garage in Leicester, 10 years of experience

Experience working with automotive glazing (worked for a major insurance approved repairer), worked in a fast fit environment specialising in tyres, exhausts,suspension, brakes and services. Alot of electric...

80 Reviews

Garage in Essex , 31 years of experience

Worked at at Bmw and Ford Specialist on Fords and BMW Diagnostics specialist Worked at Met Police Workshop Fully Qualified Electric Vehiicle Technician MOT tester

25 Reviews

Mobile mechanic in Reading, 8 years of experience

Here at DAWA you can rest assured that you are in safe hands, we have a team with over 8 years of experience working on all make and models of car, servicing car or changing brake or changing clutches we can...

259 Reviews

Mobile mechanic in Tamworth, 10 years of experience

Ive been a mechanic for 10 years im hybrid trained and level 3 trained technician ive worked for a major leading company and decided to run my own business im also mot trained so have a good understanding of...

18 Reviews

Garage in Birmingham , 15 years of experience

Hi, my name is marcus. I am a highly qualified mechanic with over 15 years experience. I am friendly, polite, reliable and efficient. Your safety is of the utmost importance . I take pride in my work and ...

39 Reviews

Garage in Bristol, 9 years of experience

Lathaniel owns Letang Auto Electrics and the business has been operating since 2015 and branched out in mechanical repairs after specialising in tow-bars and auto electrics originally when the business first...

Frequently asked questions about throttle position sensor replacement & repairs

Read our answers to questions about throttle position sensor replacement costs, symptoms and more.

What does a throttle potentiometer do?

The throttle potentiometer is the recipient of the signal from the accelerator pedal where vehicles have an electronic pedal (and therefore not a cable operated one)

What does a throttle position sensor replacement involve?

Depending on the manufacturer, a number of different processes will need to be done in order to access the throttle potentiometer, however the mechanic will need to do some of the following basic steps

  • The mechanic will assess the situation by reading the diagnostic codes and checking live data
  • Once confirmed that the throttle potentiometer is faulty, they will continue on to replacing it.
  • Once replaced, the mechanic will start the engine and recheck the error codes

Can I do a throttle position sensor replacement myself?

Unless you are a qualified mechanic with the required skills, training and equipment to do the job, we strongly recommend a throttle position sensor replacement is only carried out by a professional mechanic. ClickMechanic can help get you a vetted and local mechanic to carry out the work. Just enter your postcode and your car's registration number at the top of this page and select the work needed to get an instant fixed price up front.

What are the symptoms of a bad accelerator pedal sensor?

Depending on the vehicle, you may observe one or more of the following symptoms;

  • Erratic engine idle.
  • Hesitation under acceleration.
  • Poor engine performance.
  • Illuminated engine management light (EML)

How long will a throttle position sensor replacement take?

The time a throttle position sensor replacement will take will depend on a number of factors, like your vehicle's make and model, year, as well as other factors. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

How often should I replace a throttle position sensor?

Although the units are getting more reliable, there is still a chance that you will need to replace a throttle position sensor at least once in a vehicle's lifetime. The basic fact is that if your throttle potentiometer has failed, it needs to be replaced before the engine will run correctly.

How much does it cost to replace TPS sensor?

The cost of replacing a throttle potentiometer depends on your car and what parts your car's manufacturer recommends using for the replacement. Find out what you could save by having the throttle potentiometer replaced by ClickMechanic by selecting your car at the top of this page!

Can I drive with a bad throttle position sensor?

Driving the vehicle with a bad throttle position sensor will result in poor engine performance and the car may stall. If you suspect there is any issue with your vehicle's throttle position sensor or there are concerns about its condition, book an inspection with a professional mechanic as soon as possible so they can check and advise on next steps.

Is a bad throttle position sensor an MOT failure?

Althought a throttle position sensor (TPS) in itself is not checked during an MOT, a faulty TPS can cause the engine to stall or not start at all which can result in an MOT failure.

What happens when throttle position sensor is bad?

If the throttle position sensor is bad, the engine may start to run at very high RPM because the throttle is stuck open. The engine could eventually overheat and seize up. This could also lead to dangerous situations on the road.

Can I drive without TPS sensor?

It is possible to drive without a properly working TPS sensor, but it is not advisable. The TPS sensor is responsible for monitoring the position of the throttle pedal and relaying that information to the engine control unit. Without this information, the engine may run erratically or may not start at all.

How long do throttle position sensors last?

Throttle position sensors are designed to last up to the life of the vehicle, but it is not uncommon to get it replaced at around 100,000 miles.

Does a throttle position sensor need to be programmed?

Yes, a TPS will need to programmed and calibrated to ensure that it is accurately measuring the position of the throttle. If the sensor is not programmed, it may not be able to correctly interpret the throttle's position, which could lead to inaccurate readings.

Can a throttle position sensor be repaired?

Yes, a throttle position sensor can be repaired and some issues can be easily fixed by reprogramming, however, in many cases, it is easier and most cost-effective to get the whole sensor replaced.

Book a trusted mechanic today

Get an instant quote, then book a vetted mechanic to fix your car at your home or office.

  • Vetted mechanics
  • Save up to 50%
  • Fast online booking

Book repairs for hundreds of makes and faults