Subaru Impreza Throttle/Accelerator Pedal Position Sensor Replacement at your home or office.

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Throttle/Accelerator Pedal Position Sensor Replacement Service

How much does a Throttle/Accelerator Pedal Position Sensor Replacement cost?

On average, the cost for a Subaru Impreza Throttle/Accelerator Pedal Position Sensor Replacement is $373 with $278 for parts and $95 for labor. Prices may vary depending on your location.

CarServiceEstimateShop/Dealer Price
2005 Subaru ImprezaH4-2.0L TurboService typeThrottle/Accelerator Pedal Position Sensor ReplacementEstimate$671.15Shop/Dealer Price$820.19 - $1244.81
Show example Subaru Impreza Throttle/Accelerator Pedal Position Sensor Replacement prices

What is the Throttle/Accelerator Pedal Position Sensor all about?

On older vehicle designs, a simple throttle cable connects the accelerator pedal to the engine and controls the amount of fuel delivered to the engine. However, with fuel injected systems, that has changed. Newer engines now use electronics to control the amount of fuel sent to the engine based on accelerator pedal movement. This is the job of the accelerator pedal position sensor. It’s mounted to the gas pedal, and essentially translates the movement of the pedal (speed and position) into voltage, which tells the car’s computer how much fuel to supply for engine acceleration.

Keep in mind:

  • It’s impossible to check the operation of the accelerator pedal position sensor visually as it requires a voltmeter and an understanding of the proper voltage output range.
  • It’s possible for an accelerator pedal position sensor to operate intermittently.
  • A discrepancy in voltage will put the computer into “limp” mode, which provides significantly reduced power to prevent damage.

How it's done:

  • The throttle pedal position sensor is verified that it needs to be replaced. The throttle trim cover is then removed to access the sensor .
  • The defective throttle pedal position sensor is disconnected and removed.

  • The new throttle pedal position sensor is installed onto the firewall and reconnected.

  • The engine is started and the throttle pedal position sensor is tested for operation. The trim panel is then reinstalled.

  • The vehicle is road tested to ensure proper operation of the throttle pedal position sensor.

Our recommendation:

There is no set service or replacement period for your accelerator pedal position sensor. If you suspect a problem with your accelerator pedal position sensor, have one of our expert mechanics diagnose the system.

What common symptoms indicate you may need to replace the Throttle/Accelerator Pedal Position Sensor?

  • Lagging or intermittent acceleration
  • No acceleration
  • Limited power (limp mode)
  • No throttle response in Park or Neutral

How important is this service?

Because the accelerator pedal position sensor tells the car’s computer how quickly you’re depressing the accelerator pedal and controls the supply of fuel to the engine, replacement is very important. While your car will continue to operate even if there is a problem with the sensor, it will do so with limited capacity. Our experienced mechanics will use a voltmeter to determine sensor operation and diagnose the problem accurately. Have a faulty accelerator pedal position sensor replaced immediately.

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Excellent Rating

(418)

Rating Summary
399
9
3
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5
399
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Robert

42 years of experience
232 reviews
Robert
42 years of experience
Subaru Impreza H4-2.5L - Other Inspections - Houston, Texas
My initial (self) diagnosis about my oil leak was incorrect, so the visit turned into an inspection. I'm not a mechanic, but I'm an engineer and am fairly mechanically inclined. Robert was very nice and professional and he seemed happy to answer any questions I had while I helicoptered around the car in a mostly unhelpful fashion. The inspection covered a couple of other concerns I had with the car, and I have a much better idea on what actions need to be performed now. The proper repair service was recommended and quoted at the end of the inspection and I have already booked Robert again to do the followup work.

Russell

24 years of experience
356 reviews
Russell
24 years of experience
Subaru Impreza H4-2.2L - Alternator - Portland, Oregon
He is very professional and accurate in his assessment of problems. We reccomend him highly!

Justin

18 years of experience
8 reviews
Justin
18 years of experience
Subaru Impreza H4-2.0L - Brakes, Steering and Suspension Inspection - Denver, Colorado
Justin was a great mechanic! He showed up on time, went above and beyond what needed to be done and explained it in a way everyone could understand!

Michael

27 years of experience
516 reviews
Michael
27 years of experience
Subaru Impreza H4-2.5L - AC is not working - Chandler, Arizona
Mike was great and extremely friendly and very knowledgeable.

Excellent Rating

(418)

Rating Summary
399
9
3
2
5
399
9
3
2
5
Number of Subaru Impreza services completed
4598+
services done by our mechanics
TOTAL NUMBER OF EXPERT Subaru MECHANICS
700+
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