1999 Mercury Mystique Engine Switches, Sensors and Relays

Keep Your 1999 Mercury Mystique in Top Shape with Quality Engine Switches, Sensors and Relays

Whether you’re repairing or upgrading your Engine Switches, Sensors and Relay, using high-quality parts is key to keeping your 1999 Mercury Mystique looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Engine Oil Temperature Sensors and Crankshaft Position Sensors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1999 Mercury Mystique Engine Switches, Sensors and Relay at Advance Auto Parts is around $37.19, with a range that starts at $25.99 and goes up to $67.99. With 5 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Coolant Temperature Sensor 1TS1210, Multi-Purpose Sensor, and Crankshaft Sensor start at just $25.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Switches, Sensors and Relay, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1999 Mercury Mystique in peak condition, inside and out.

Essential 1999 Mercury Mystique Engine Switches, Sensors and Relays

Carquest Premium – Engine Crankshaft Position Sensor (Part No.CSA1421)

Engine Crankshaft Position Sensor

from

$25.99
Carquest Premium crankshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Engineered with technology that provides increased accuracy with a stronger, more consistent signal
  • Sensors are based on proven hall effect and variable reluctance technology
  • Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application.
  • O-rings and seals are included if required.
  • Weather-tight connectors prevent leaks and corrosion for better reliability.
  • Extensive design validation testing and 100% end-of-line tested.
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Crankshaft Sensor (Part No.CSC1287)

Crankshaft Sensor

from

$41.49
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments.

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
See More

Carquest Premium – Multi-Purpose Sensor (Part No.CSC1102)

Multi-Purpose Sensor

from

$25.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
See More

DENSO – Crankshaft Position Sensor (Part No.196-6017)

Crankshaft Position Sensor

from

$37.99
DENSO’s crankshaft position sensors are manufactured to the strictest OE standards resulting in unsurpassed reliability durability and detection accuracy. DENSO’s crankshaft position sensors offer leading edge sensing technology which helps control ignition timing more precisely.
See More

Carquest Premium – Crankshaft Sensor (Part No.CSC1114)

Crankshaft Sensor

from

$67.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
See More

Carquest Premium – Coolant Temperature Sensor 1TS1210 (Part No.WTC1004)

Coolant Temperature Sensor 1TS1210

from

$27.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Most Popular Engine Oil Temperature Sensor for 1999 Mercury Mystiques

Enhance your 1999 Mercury Mystique with this popular Engine Oil Temperature Sensor we have in stock, for $27.99.

Carquest Premium – Coolant Temperature Sensor 1TS1210 (Part No.WTC1004)

Coolant Temperature Sensor 1TS1210

from

$27.99
Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Best-Selling 1999 Mercury Mystique Crankshaft Position Sensors

Upgrade your Mystique with one of our 4 best-selling Crankshaft Position Sensors.

Carquest Premium – Multi-Purpose Sensor (Part No.CSC1102)

Multi-Purpose Sensor

from

$25.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
See More

Carquest Premium – Crankshaft Sensor (Part No.CSC1114)

Crankshaft Sensor

from

$67.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
See More

Carquest Premium – Engine Crankshaft Position Sensor (Part No.CSA1421)

Engine Crankshaft Position Sensor

from

$25.99
Carquest Premium crankshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Engineered with technology that provides increased accuracy with a stronger, more consistent signal
  • Sensors are based on proven hall effect and variable reluctance technology
  • Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application.
  • O-rings and seals are included if required.
  • Weather-tight connectors prevent leaks and corrosion for better reliability.
  • Extensive design validation testing and 100% end-of-line tested.
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

DENSO – Crankshaft Position Sensor (Part No.196-6017)

Crankshaft Position Sensor

from

$37.99
DENSO’s crankshaft position sensors are manufactured to the strictest OE standards resulting in unsurpassed reliability durability and detection accuracy. DENSO’s crankshaft position sensors offer leading edge sensing technology which helps control ignition timing more precisely.
See More

FAQs for 1999 Mercury Mystique Engine Switches, Sensors and Relays

What are the best-selling Engine Switches, Sensors and Relays for 1999 Mercury Mystiques?

Out of 5 Engine Switches, Sensors and Relays that fit 1999 Mercury Mystiques, the following parts are the top sellers:

What’s the price range for 1999 Mercury Mystique Engine Switches, Sensors and Relays?

The prices of Engine Switches, Sensors and Relays for the 1999 Mercury Mystique range from $25.99 up to $67.99 for the most premium parts.

What is the average price of an Engine Switches, Sensors and Relay for a 1999 Mercury Mystique?

The average price for Engine Switches, Sensors and Relays for the 1999 Mercury Mystique is $37.19. Keep in mind the variety of part types within our Engine Switches, Sensors and Relay category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Switches, Sensors and Relays for other Mercury Mystique model years?

Yes, we carry Engine Switches, Sensors and Relays for 4 model years of Mercury Mystiques between 1995 and 2000. The following model years are the most popular for Engine Switches, Sensors and Relay purchases: 2000, 1998, 1997, 1996, and 1995.

What are the cheapest Engine Switches, Sensors and Relays for my 1999 Mercury Mystique?

The cheapest 1999 Mercury Mystique Engine Switches, Sensors and Relays we carry are:

Does Advance Auto Parts sell Engine Switches, Sensors and Relays for any other 1999 Mercury models?

What types of Engine Switches, Sensors and Relays do you sell for my 1999 Mercury Mystique?

As of 11/2/25, these are some of the most in-demand types of Engine Switches, Sensors and Relays for a 1999 Mercury Mystique:

Can I get help with 1999 Mercury Mystique Engine Switches, Sensors and Relay orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Engine Switches, Sensors and Relays and more.

What is your return policy for Mercury Mystique Engine Switches, Sensors and Relays?

Advance Auto Parts keeps returns simple. For new Mercury Mystique Engine Switches, Sensors and Relays and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.