7 Top Camshaft Position Sensors for Your 2012 Hyundai Elantra

Is your 2012 Hyundai Elantra acting a little… off? Maybe the “Check Engine” light is glowing, you’re experiencing rough idling, or your car just isn’t starting as smoothly as it used to. These could all be classic signs of a failing camshaft position sensor. This crucial little component plays a big role in your engine’s performance, helping the engine control unit (ECU) know exactly when to fire those spark plugs and inject fuel.

Finding the right replacement can feel a bit overwhelming with so many options out there. That’s why we’ve put together this comprehensive guide to help you pick the best 2012 Hyundai Elantra camshaft position sensor for your ride. We’ve dug into the details of seven top-rated sensors, focusing on quality, compatibility, and user experience. Let’s get your Elantra running perfectly again!

The Importance of Your Camshaft Position Sensor

Before we dive into the products, let’s quickly chat about why this sensor matters. The camshaft position sensor monitors the rotational speed and position of your camshaft. This data is then sent to your car’s computer, which uses it to synchronize the engine’s valves with the crankshaft. Without accurate information, your engine can’t perform efficiently, leading to issues like decreased fuel economy, stalling, and reduced power. Replacing a faulty 2012 Hyundai Elantra camshaft position sensor can significantly improve your car’s reliability and performance.


1. A-Premium 2-PC Engine Camshaft Position Sensor Compatible…

A-Premium 2-PC Engine Camshaft Position Sensor Compatible...

This A-Premium two-piece sensor set offers fantastic value and broad compatibility, making it a smart choice if you’re looking for a reliable, direct replacement that covers multiple Hyundai and Kia models. The fact that you get two sensors means you’ll have a spare or can replace both if needed, ensuring consistent performance across your engine’s camshafts. A-Premium focuses on OE fitment, aiming for a hassle-free installation process right out of the box.

  • Key Features:

    • Compatible with a wide range of Hyundai and Kia models (Elantra 2004-2015, Tucson, Tiburon, Forte, Soul, etc.).
    • OE Replacement ensuring direct fit.
    • Comes as a 2-piece set, offering great value.
    • 3-pin blade terminal for secure connection.
    • Backed by a one-year unlimited-mileage guarantee.
  • Pros:

    • Excellent value with two sensors included.
    • Broad vehicle compatibility, good for multi-vehicle households.
    • Direct OE fitment simplifies installation.
    • Strong warranty provides peace of mind.
  • Cons:

    • May be more than you need if only one sensor is faulty.
  • User Impressions: Customers frequently praise this set for its straightforward installation and the immediate resolution of common engine issues like the check engine light and rough idling. The dual-pack is often highlighted as a significant cost-saver, and many appreciate the peace of mind offered by the warranty.

See it on Amazon here


2. ZBN 39350-23700 39350-23910 PC661 Camshaft Position Sensor…

ZBN 39350-23700 39350-23910 PC661 Camshaft Position Sensor...

The ZBN camshaft position sensor stands out for its emphasis on quality and rigorous testing. If you’re someone who values knowing a component has been thoroughly checked before it reaches your hands, this sensor is a strong contender. Designed to meet or exceed OEM standards, it aims to deliver stable, long-lasting performance, effectively eliminating those pesky failure light codes and improving your vehicle’s overall operation. It’s a solid, single-unit option for your 2012 Hyundai Elantra camshaft position sensor needs.

  • Key Features:

    • One-year quality warranty.
    • Meets OEM standards and specifications.
    • Individually tested before shipment for stable performance.
    • Designed for direct replacement, no calibration or programming needed.
    • Clear, simple installation steps provided.
  • Pros:

    • High confidence in quality due to pre-shipment testing.
    • Direct fit and easy installation.
    • Aims to eliminate check engine light codes effectively.
    • Solid warranty support.
  • Cons:

    • Only comes as a single unit, unlike some dual-pack options.
  • User Impressions: Buyers often report that this ZBN sensor quickly resolved their engine’s rough running and starting problems. Its ease of installation is a frequently mentioned benefit, and the fact that it comes “tested” gives many a greater sense of security in their purchase.

See it on Amazon here


3. Camshaft Position Sensor Replace 39350-23910 3935023910 Fit…

Camshaft Position Sensor Replace 39350-23910 3935023910 Fit...

This replacement camshaft position sensor focuses on perfect fitment and robust durability. Crafted from high-quality materials and utilizing advanced manufacturing, it’s built to withstand tough engine conditions, ensuring a long service life. Its primary goal is to address common symptoms of a failing sensor, such as hard starting and unstable acceleration, making your driving experience much smoother. For those prioritizing a durable, performance-enhancing solution for their 2012 Elantra, this sensor is worth a look.

  • Key Features:

    • Perfect match for a range of Hyundai (including 2012 Elantra) and Kia models.
    • Replaces multiple OEM part numbers (e.g., 3935023910, 39350-23700).
    • Made of high-quality, durable, and corrosion-resistant materials.
    • Aims to improve engine performance by solving starting and acceleration issues.
    • Direct replacement, plug-and-play installation.
  • Pros:

    • Emphasizes excellent durability and long-term reliability.
    • Specifically designed to improve engine smoothness and acceleration.
    • Very easy to install, even for DIYers.
    • Reliable quality ensures confident use.
  • Cons:

    • Specific technical details about the sensor’s internal components aren’t highlighted.
  • User Impressions: Users appreciate how this sensor brings back their car’s smooth operation and eliminates frustrating starting problems. Its robust build quality gives customers confidence that it will last, and the simple installation process is a consistent highlight.

See it on Amazon here


4. YIEXOVA 39350-23700 Camshaft Position Sensor Compatible…

YIEXOVA 39350-23700 Camshaft Position Sensor Compatible...

The YIEXOVA camshaft position sensor aims to be a complete solution for various engine issues related to a failing sensor. Not only does it promise direct replacement and easy installation, but it also clearly outlines the common symptoms a bad sensor can cause, helping you diagnose your vehicle’s woes. With an 18-month warranty, YIEXOVA stands behind its product, offering peace of mind and dedicated customer support should any issues arise. This is a solid choice if you want a reliable replacement for your 2012 Hyundai Elantra camshaft position sensor and strong customer service.

  • Key Features:

    • Wide vehicle fitment for Hyundai (including 2012 Elantra) and Kia models.
    • Direct replacement using a plug-in installation method.
    • Clearly explains the function of the sensor and symptoms of failure.
    • Comprehensive list of OEM part number cross-references.
    • Backed by an 18-month worry-free warranty.
  • Pros:

    • Extended warranty period offers greater long-term security.
    • Very clear on symptoms and function, aiding diagnosis.
    • Simple, plug-and-play installation.
    • Dedicated customer support team.
  • Cons:

    • Comes as a single unit, might need to purchase multiple if replacing all.
  • User Impressions: Customers praise YIEXOVA for its precise fitment and effectiveness in resolving common engine faults like the check engine light and intermittent stalling. The ease of installation is a recurring theme, and the longer warranty period is a definite plus for many.

See it on Amazon here


5. BDFHYK 907-724 Cam Camshaft Position Sensor 2PCS for…

BDFHYK 907-724 Cam Camshaft Position Sensor 2PCS for...

For those who prioritize premium internal components, the BDFHYK 2-piece camshaft position sensor set is a compelling option. They explicitly mention using high-quality chips from reputable brands like Allegro, Infineon, and NXP, along with Elektrisola magnet wire and Fluorine Rubber seals for superior oil and heat resistance. This attention to internal detail suggests a commitment to top-notch quality and long-term reliability, making it an excellent choice for a durable 2012 Hyundai Elantra camshaft position sensor replacement. Plus, you get two!

  • Key Features:

    • Comes as a 2-piece set.
    • Features high-quality internal components (Allegro, Infineon, NXP chips; Elektrisola magnet wire).
    • Fluorine Rubber seal for superior oil, high temp, and abrasion resistance.
    • Broad compatibility with Hyundai (including 2012 Elantra) and Kia models.
    • 12-month carefree replacement customer service.
  • Pros:

    • Exceptional build quality with high-grade internal components.
    • Comes as a pair, offering value and convenience.
    • Designed for excellent durability and resistance to harsh engine conditions.
    • Strong replacement policy for peace of mind.
  • Cons:

    • May be overkill if you only need one sensor replaced.
  • User Impressions: Users frequently highlight the immediate positive impact on engine performance and the elimination of diagnostic codes. The robust feel of the sensors and the inclusion of two units are often praised, suggesting a high perceived value and confidence in the product’s longevity.

See it on Amazon here


6. Engine Cam Camshaft Position Sensor Compatible with Hyundai…

Engine Cam Camshaft Position Sensor Compatible with Hyundai...

This camshaft position sensor focuses on broad compatibility and direct problem-solving. It’s designed to specifically address a range of frustrating symptoms, from irregular stalling to engine vibrations and accelerator hesitation. If your 2012 Hyundai Elantra is exhibiting these common signs of a failing sensor, this product positions itself as a straightforward, effective solution. Its wide fitment ensures it covers numerous models beyond just the Elantra, making it a versatile option.

  • Key Features:

    • Replaces common part numbers: PC661, 5S5699, SU7194, 3935023700, 3935023910.
    • Wide compatibility with Hyundai (including 2012 Elantra) and Kia models.
    • Aims to solve irregular stalling, hard starting, engine vibrations, and hesitation.
    • Emphasizes checking vehicle details for perfect fitment.
  • Pros:

    • Targets common failure symptoms directly.
    • Broad vehicle fitment, useful for various models.
    • Simple installation as a direct replacement.
    • Good value for a single unit.
  • Cons:

    • No specific warranty duration is explicitly mentioned in the features.
  • User Impressions: Many users find this sensor to be a quick and effective fix for their vehicle’s performance issues, reporting a noticeable improvement in engine smoothness and responsiveness. The straightforward installation is a significant benefit for DIY enthusiasts.

See it on Amazon here


7. Motoforti Camshaft Position Sensor, for Hyundai Elantra…

Motoforti Camshaft Position Sensor, for Hyundai Elantra...

The Motoforti Camshaft Position Sensor offers a specific and detailed fitment list for various Hyundai Elantra models, ensuring you get the exact part you need. This two-piece set is crafted from durable ABS and metal, designed to provide accurate camshaft position signals to your ECU, which is vital for smooth engine operation. If you appreciate a clearly specified fitment and the convenience of a dual-pack for your 2012 Hyundai Elantra camshaft position sensor, Motoforti delivers a reliable solution without requiring special tools for installation.

  • Key Features:

    • Detailed vehicle-specific fitment for various Hyundai Elantra years (including 2011-2012 models relevant to your 2012 Elantra).
    • Comes as a 2-piece set.
    • Made of durable ABS and metal materials.
    • Designed for direct replacement and easy installation without special tools.
    • Functions to transmit camshaft position signals to the ECU for normal car operation.
  • Pros:

    • Very specific fitment details help ensure compatibility.
    • Convenient 2-piece pack for comprehensive replacement.
    • Durable materials for longevity.
    • Simple, tool-free installation process.
  • Cons:

    • May have slightly less broad compatibility compared to some other multi-brand options.
  • User Impressions: Customers value the precise fitment information provided by Motoforti, which helps prevent ordering errors. The dual-pack is seen as a cost-effective solution, and the sensors are generally reported to restore engine functionality and eliminate check engine lights promptly.

See it on Amazon here


Frequently Asked Questions (FAQ)

Q1: What exactly does a camshaft position sensor do in my 2012 Hyundai Elantra?
A1: The camshaft position sensor monitors the exact position and rotational speed of your engine’s camshaft. This information is then sent to your car’s computer (ECU), which uses it to precisely time the opening and closing of your engine’s valves, as well as the spark plug firing and fuel injection, ensuring optimal engine performance and efficiency.

Q2: What are the common symptoms of a bad camshaft position sensor on a 2012 Hyundai Elantra?
A2: Common symptoms include the “Check Engine” light illuminating on your dashboard, difficulty starting your car, rough idling, engine stalling intermittently, decreased fuel efficiency, and a noticeable loss of power or hesitation during acceleration.

Q3: Can I replace the camshaft position sensor on my 2012 Hyundai Elantra myself?
A3: For many DIY enthusiasts, replacing a camshaft position sensor is a manageable task. It typically involves disconnecting the battery, locating the sensor, unplugging its electrical connector, unbolting it, and then reversing the process with the new sensor. However, specific locations can vary, so consulting your car’s service manual or an online tutorial is highly recommended.

Q4: How long does a camshaft position sensor typically last?
A4: Camshaft position sensors are designed to last a long time, often for the lifespan of the vehicle. However, like any electronic component exposed to heat and vibration, they can fail prematurely. Factors like extreme temperatures, vibrations, and manufacturing defects can contribute to their failure.

Q5: Will a faulty camshaft position sensor prevent my 2012 Hyundai Elantra from starting?
A5: Yes, a faulty camshaft position sensor can definitely cause your 2012 Hyundai Elantra to have trouble starting or even prevent it from starting altogether. Without accurate camshaft position data, the ECU might not be able to correctly time the ignition and fuel delivery, leading to a no-start condition.

Q6: Is there a difference between a camshaft and crankshaft position sensor?
A6: Yes, they are different but work together. The camshaft position sensor tracks the camshaft’s rotation (which controls valve timing), while the crankshaft position sensor monitors the crankshaft’s rotation (which controls piston movement). Both send vital information to the ECU, allowing it to synchronize the engine’s operation precisely.

Q7: Why is it important to confirm fitment for my specific 2012 Hyundai Elantra model?
A7: Even within the same model year, there can be slight variations in engine types (e.g., 1.8L vs. 2.0L) or specific vehicle trims that require a particular sensor part number. Confirming fitment ensures the sensor’s connector, mounting points, and internal specifications perfectly match your 2012 Hyundai Elantra camshaft position sensor needs, preventing installation issues and ensuring proper functionality.

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