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Updated on Jan 31, 2024

John Davis

Expert Automotive Writer

Reviewed by Kathleen Flear, Director of Content

Edited by Jessica Barrett, Senior Car & Insurance Editor

What's on this page?

How much does it cost to replace a transmission oil pressure switch?
Where can I get my transmission oil pressure switch replaced?
How will a mechanic replace my transmission oil pressure switch?
What happens if I don’t replace my transmission oil pressure switch?
What is a transmission oil pressure switch?
Can I replace my transmission oil pressure switch myself?
FAQs
Meet Our Experts

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How much does it cost to replace a transmission oil pressure switch?

The average transmission oil pressure switch replacement cost is $150+. The exact price will depend on your vehicle.

How long does it take to replace a transmission oil pressure switch? Expect to wait about 15-30 minutes for a certified mechanic to replace your transmission oil pressure switch. First, your mechanic will conduct a thorough inspection to assess the need for a replacement. Once confirmed, they will proceed with the complete replacement process.

How did we estimate these prices?
Jerry's experts researched and collected data from 2500+ real repair shops in all 50 states in the US, including everything from the total cost of repair services to the hourly labor cost for mechanic labor in each shop. We combined that data with our expert database of hundreds of real repair jobs, thousands of real cars, millions of real car part prices in order to best estimate the cost of each repair service. Our labor cost estimate is calculated by taking the average hourly labor rate for a certified mechanic in the US, times the number of hours it takes on average to complete a repair. We recommend you compare your local shops with Jerry and contact those shops directly to get final pricing for your vehicle.

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What parts do I need for my transmission oil pressure switch replacement and how much do those parts cost?

You can check your owner’s manual or ask your mechanic for precise parts, but here’s a general rundown:

Transmission oil pressure switch: This switch monitors the hydraulic pressure in the transmission and sends signals to the vehicle's control module, allowing it to adjust gear shifts and ensure smooth operation. Estimated cost: $20 to $50.

Gasket or seal: The gasket or seal ensures a proper and tight seal between the transmission and the oil pressure switch, preventing fluid leaks. Estimated cost: $5 to $15.

Transmission fluid: Transmission fluid is essential for lubricating and cooling the transmission components, ensuring proper function and longevity. Estimated cost: $20 to $50 (depending on the type and quantity required).

Transmission filter: The transmission filter traps contaminants and debris in the transmission fluid, preventing them from causing damage to internal components. Recommended to replace it when changing the fluid. Average cost: $15 to $30.

Drain pan or container: A drain pan or container is used to collect the old transmission fluid when draining it from the transmission during the replacement process. Estimated cost: $5 to $15.

Rags or shop towels: Rags or shop towels are used for cleaning and wiping surfaces during the replacement to ensure a clean work environment. Estimated cost: $5 to $10.

Steps can vary between models, so it’s important to read your owner’s manual before you begin this process. Look for a list of parts and part numbers.

We recommend purchasing parts at local auto parts stores like AutoZone, Advance Auto Parts, and O'Reilly Auto Parts, as well as online retailers like Amazon and RockAuto. We also recommend trusted brands such as Standard Motor Products, ACDelco, and BWD Automotive. However, like price, recommended brands may also vary depending on your vehicle’s specific year, make, and model.

Note that you may need to replace the engine oil pressure sensor as well, depending on whether you have an automatic transmission oil pressure switch or an integrated unit.

Should I buy OEM or aftermarket parts?

For a transmission oil pressure switch replacement, it's generally recommended to use OEM parts. OEM parts are specifically designed for your vehicle's make and model, ensuring the best fit and performance. While aftermarket parts may be cheaper, OEM parts offer higher quality and reliability, potentially avoiding future issues and costly repairs.

Where can I buy parts for my transmission oil pressure switch replacement?

Reach out to your vehicle's manufacturer or authorized dealerships for genuine OEM parts. Alternatively, you can visit local auto parts stores like AutoZone, Advance Auto Parts, or O'Reilly Auto Parts.

Online retailers like Amazon, eBay, RockAuto, and CarParts.com also offer a wide range of options. Additionally, some independent mechanics or repair shops may supply the necessary parts.

Ensure that you're getting genuine OEM or high-quality aftermarket parts for a reliable replacement.

Find out what parts are recommended for my car

Where can I get my transmission oil pressure switch replaced?

The quest for the right spot to replace your transmission oil pressure switch might pose difficulties, particularly if you lack a reliable mechanic. Thankfully, Jerry's

GarageGuard™

comes to the rescue, offering a solution with its vast network of over 2,500 reputable repair shops nationwide.

The platform facilitates easy comparison of fair price estimates, taking into account real hourly labor rates. Jerry's

GarageGuard™

can help you determine potential diagnostic fees and read authentic reviews, ensuring you select the optimal service.

Take a look below to check out some vetted shops and get the app to review car repair quotes in your zip code.

106 Reviews

Tom's Auto Maintenance

1570 W Lincoln Ave, Milwaukee, WI

Transmission Oil Pressure Switch Replacement Cost

Fair Cost Estimate for This Shop

$86

(Parts - $62, Labor - $24)

Shop Diagnostic Fee

(Included in service charges)

Compare this shop for free with Jerry (414) 383-7290

143 Reviews

Kerry's Car Care - Norterra

28211 N North Valley Pkwy, Peoria, AZ

Transmission Oil Pressure Switch Replacement Cost

Fair Cost Estimate for This Shop

$104

(Parts - $62, Labor - $42)

Shop Diagnostic Fee

(Included in service charges)

$177

Compare this shop for free with Jerry (623) 242-6564

186 Reviews

South Bay Auto Repair and Transmissions

1120 Aviation Blvd, Manhattan Beach, CA

Transmission Oil Pressure Switch Replacement Cost

Fair Cost Estimate for This Shop

$93

(Parts - $62, Labor - $31)

Shop Diagnostic Fee

(Included in service charges)

$75

Compare this shop for free with Jerry (310) 379-9300

172 Reviews

Big O Tires - Kearns

3725 W 5400 S, Salt Lake City, UT

Transmission Oil Pressure Switch Replacement Cost

Fair Cost Estimate for This Shop

$87

(Parts - $62, Labor - $25)

Shop Diagnostic Fee

(Included in service charges)

$79.95

Compare this shop for free with Jerry (801) 252-6319

How did we vet these shops?
Jerry experts researched 2500+ real repair shops across the US. We talked to real shop customers, and analyzed both real shop pricing data and thousands of real customer reviews from each shop to verify them individually. We do not partner with the shops listed above, and our analysis is always unbiased.

How will a mechanic replace my transmission oil pressure switch?

During a transmission oil pressure switch replacement, a mechanic will take out the old, faulty transmission oil pressure switch and put in a new, working one. This process involves lifting the car to access the transmission.

The mechanic will usually complete the following steps to replace the transmission oil pressure switch:

Locate the oil pressure switch: Begin by identifying the transmission oil pressure switch's location in your vehicle's transmission system.

Access the transmission: Lift the vehicle or use a car lift to access the transmission from underneath.

Disconnect the electrical connector: Unplug the electrical connector from the old oil pressure switch and remove it from the transmission.

Install the new switch: Insert the new transmission oil pressure switch into the designated location.

Reconnect the electrical connector: Attach the electrical connector to the new switch securely.

Check for leaks: Start the engine and inspect for any oil leaks around the new oil pressure switch.

Test drive: Verify the proper functioning of the transmission by taking the vehicle on a test drive.

Resolve error codes: Ensure that any Check Engine Light or transmission-related trouble codes are no longer present.

Final inspection: Test and confirm that the transmission is operating smoothly with the new oil pressure switch. If all is well, the replacement is complete and the vehicle is ready for use.

Some vehicles have more than one transmission switch, so check your owner’s manual carefully before you tackle this repair process.

What happens if I don’t replace my transmission oil pressure switch?

There are a few common issues when it comes to your transmission oil pressure switch you should keep an eye out for:

Your check engine light is on

The transmission shifts feel harsh

The transmission is in limp mode

Your transmission won’t shift to higher gears

In other words, your transmission will not shift correctly if the fluid pressure switches are defective. The

Check Engine light

will illuminate, and you may not be able to change into higher gears. This could lead to harsh shifts or a limp mode, where you are unable to accelerate out of second gear.

Some models experience higher-than-average rates of transmission problems, such as the Ford Focus, Nissan Altima, Toyota Corolla, Honda Civic, BMW 3 Series, and Chevrolet Cruze.

What is a transmission oil pressure switch?

A functional transmission oil pressure switch guarantees that you can shift gears successfully. It does this by reading the amount of hydraulic pressure and then sending a signal to the computer, which calculates whether or not the clutch should be engaged to shift.

When it’s working properly, you’ll enjoy smooth and efficient gear changes which contributes to the longevity of your transmission.

There can be multiple transmission fluid pressure switches on your transmission, but the precise number will vary by the type of transmission installed and the year, make, and model of your vehicle.

Make sure to monitor your transmission fluid, too. It performs a similar function as engine oil in that it lubricates moving parts and protects them from damage caused by friction.

When should I replace the transmission oil pressure switch on my car?

The majority of vehicles will not require a switch replacement in their lifetime, but you should replace it at the first sign of trouble.

Here are some common symptoms of a faulty transmission oil pressure switch:

Delayed or rough shifting: If you experience delays in gear engagement or notice abrupt and rough gear changes, it may indicate a faulty transmission oil pressure switch.

Transmission slipping: A failing switch could cause the transmission to slip in and out of gear unexpectedly, leading to poor acceleration and reduced power.

Incorrect gear selection: Your vehicle may struggle to find the right gear, leading to higher RPMs or slower acceleration, even at higher speeds.

Dashboard warning lights: Illumination of the "Check Engine" light or a transmission-related warning light may signal a potential issue with the transmission oil pressure switch. Check

OBD codes

if you have a reader.

Transmission stuck in a single gear: If your vehicle remains stuck in one gear and doesn't shift, it could be due to a malfunctioning pressure switch affecting gear selection.

How often should a transmission oil pressure switch be replaced?

Most vehicles will not require a switch replacement as part of regular maintenance, but it should be placed promptly if it shows signs of failure, such as erratic shifting or warning lights.

Can I replace my transmission oil pressure switch myself?

The average person with basic automotive knowledge and some experience working on cars can potentially replace a transmission oil pressure switch. That said, it's crucial to have the right tools, safety awareness, and follow proper procedures.

If you are uncertain or unfamiliar with this type of repair, seeking assistance from a qualified mechanic is recommended to ensure a successful and reliable replacement.

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FAQs

Is it bad to drive with a bad oil pressure switch?

Driving with a bad oil pressure switch can be risky. The oil pressure switch monitors the oil pressure in your engine—and if it fails, you won't receive warning signs of low oil pressure. This could lead to serious engine damage or failure if oil levels drop unnoticed.

It's best to avoid driving with a bad oil pressure switch and have it replaced promptly by a qualified mechanic to ensure your engine's health and safety on the road.

How much does it cost to replace a transmission switch?

On average, the part may range from $20 to $50. But additional costs will include labor charges from the mechanic, which could be around $50 to $150 depending on the complexity of the job and labor costs in your area. It’s wise to get a quote (or several) from local repair shops to get an accurate estimate for your specific vehicle.

What happens when a transmission pressure switch goes bad?

If it goes bad, the faulty switch may lead to problems like delayed or harsh shifting, transmission slipping, or even an illuminated check engine light. In some cases, the vehicle may go into "limp mode," limiting its speed and functionality.

Be aware that some of these symptoms could mimic when you need an oil change to improve lubrication—and note that not all vehicles have separate oil pressure lights and transmission pressure lights.

Ask your mechanic to check the sensor/switch, oil pump, oil filter, and other parts that could be impacting the transmission’s performance, including the PCM or Powertrain Control Module. If you need it, expect to spend $130 to $200 on the

oil pressure sensor replacement cost

It's essential to address this issue promptly because driving with a faulty pressure switch can lead to further damage to the transmission, resulting in costly repairs. You may need to get a new sensor as well as a new switch.

Meet Our Experts

John Davis

Car Expert

Certified mechanic with 10+ years of experience

John Davis is an expert automotive writer and former automotive mechanic. John's work spans multiple categories, and he relishes the opportunity to research a new subject and expand his area of expertise and industry knowledge. To date, John has written more than 200 articles covering car maintenance and care, car advice, how-to guides, and more.

Prior to joining Jerry’s editorial team, John worked as a mechanic and freelance writer, creating content for clients including HotCars and SetPower.

Jessica Barrett

Car Expert

Jessica Barrett is a senior insurance writer and editor with 10 years of experience in the automotive and travel industries. A specialist in car insurance, car loans, and car ownership, Jessica’s mission is to create comprehensive content that car owners can use to manage their costs and improve their lives. As a managing editor for a team of writers and insurance specialists, Jessica has edited over 2,000 articles for Jerry on topics ranging from local insurance shopping tips to refinancing car loans with bad credit.

Before joining Jerry as a senior content editor in 2021, Jessica created visual content for clients such as Expedia, Vivid Seats, Budget Direct Car Insurance, Angie’s List, and HomeAdvisor. Her content was published in Business Insider, Forbes, Apartment Therapy, and the BBC.

Kathleen Flear

Car Expert

Kathleen Flear is an expert insurance writer and editor who heads up Jerry’s editorial team as director of content. Kathleen empowers drivers to make smart car ownership decisions through best-in-class articles on insurance, loans, and maintenance. Prior to joining Jerry in 2021, Kathleen served as managing editor for a team of SEO content marketing professionals at Article-Writing.co and worked as a freelance writer and editor for a range of digital publications, including Chicago Literati magazine and Golden Words. She earned a bachelor’s degree in English language and literature from Queen’s University, and a master’s degree in creative writing and fiction from Sierra Nevada University.

*The price information provided on our car repair webpages is intended for general informational purposes only. Actual prices for car repair services may vary based on various factors, including but not limited to the make and model of your vehicle, the extent of repair required, and the prevailing market conditions. All prices for real repair shops are estimations based on our research only. Therefore, the prices listed on our webpages should not be considered as final quotes or binding offers.