5 Top Camshaft Position Sensor Nissan Altima Replacements for a Smooth Ride

Experiencing a hiccup in your Nissan Altima’s performance? That dreaded “Check Engine” light, a rough idle, or even unexpected stalling can be incredibly frustrating. More often than not, these symptoms point to issues with your engine’s sensors, and one of the most critical is the camshaft position sensor Nissan Altima. This vital component plays a key role in ensuring your engine runs smoothly and efficiently.

The camshaft position sensor works hand-in-hand with your vehicle’s Engine Control Module (ECM) to monitor the position and speed of the camshaft, which in turn helps regulate fuel injection and ignition timing. When it goes bad, your Altima can experience a range of problems, from reduced fuel efficiency to difficulty starting.

Don’t let a faulty sensor leave you stranded! We’ve scoured the market to bring you a curated list of the top camshaft position sensor Nissan Altima options available. Whether you’re a DIY enthusiast or just looking for a reliable replacement part for your mechanic, we’ve got you covered. Let’s dive in!

Why Your Camshaft Position Sensor is So Important

Before we jump into the best options, let’s quickly understand why this small part holds so much power. Your Altima’s engine is a marvel of synchronized parts, and the camshaft position sensor (often abbreviated as CPS) is like its conductor. It tells the engine’s computer exactly where the camshaft is rotating. This information is crucial for:

• Fuel Injection Timing: Ensuring fuel is injected at the precise moment for optimal combustion.
• Ignition Timing: Spark plugs fire at the right time for maximum power.
• Variable Valve Timing (VVT) Systems: In modern engines, the sensor helps adjust valve timing for better performance and fuel economy.

When a Nissan Altima camshaft position sensor starts to fail, your ECM receives inaccurate data, leading to common symptoms like:

• Illuminated Check Engine Light (often with codes like P0340, P0345)
• Engine misfires or rough idling
• Difficulty starting or prolonged cranking
• Stalling
• Poor acceleration or reduced power
• Decreased fuel economy

Replacing a faulty sensor is not just about fixing a warning light; it’s about restoring your Altima’s performance, preventing further engine damage, and ensuring your safety on the road.

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Our Top 5 Camshaft Position Sensor Nissan Altima Picks

Here are our top recommendations, keeping quality, compatibility, and user feedback in mind.

1. A-Premium Camshaft Position Sensor Left & Right (Older V6 Models)

This A-Premium set is an excellent choice for owners of older V6 Nissan Altima models, offering both left and right camshaft position sensors in one convenient package. If your Altima is from the 2002-2006 V6 3.5L era and you’re experiencing diagnostic trouble codes related to both bank 1 and bank 2 sensors, this duo provides a comprehensive solution. It’s designed for direct fitment, aiming to restore your engine’s precise timing and smooth operation without hassle.

• Key Features:
  • Comes as a pair (Bank 1 and Bank 2 sensors included).
  • Compatible with Nissan Altima 2002-2006 V6 3.5L.
  • OE replacement for a seamless fit.
  • 3-pin blade terminal for easy connection.
  • Backed by a one-year unlimited-mileage guarantee.
• Pros:
  • Cost-effective to get both sensors at once.
  • Specific fitment for popular older V6 Altima models.
  • Reliable brand with a good warranty.
• Cons:
  • Only fits specific older V6 Altima years, not newer models or 4-cylinder engines.
  • May not be needed if only one sensor is faulty.
• User Impressions: Many users appreciate the convenience and value of receiving two sensors. They often report that these sensors effectively resolve check engine lights and restore smooth engine performance on compatible V6 models.
• See it on Amazon here

2. A-Premium Engine Camshaft Position Sensor (Newer L4/V6 Models – Single)

For those with newer Nissan Altimas (2007-2018), this single A-Premium camshaft position sensor offers a precise, OE-spec replacement. It’s designed to fit both 2.5L L4 and 3.5L V6 engines within this broad range, making it a versatile option if you’ve identified just one faulty sensor. A-Premium prides itself on meticulous craftsmanship, ensuring this sensor delivers accurate readings to your Altima’s engine control module, helping to eliminate misfires and improve overall drivability.

• Key Features:
  • Single camshaft position sensor.
  • Wide compatibility with Nissan Altima 2007-2018 (L4 2.5L / V6 3.5L).
  • Direct OE replacement for straightforward installation.
  • 3-pin blade terminal.
  • Includes a one-year unlimited-mileage guarantee.
• Pros:
  • Broad compatibility covers many newer Altima engine types.
  • High-quality OE replacement.
  • Good warranty for peace of mind.
• Cons:
  • Only one sensor, so if both banks are problematic, you’ll need two.
  • Always double-check specific vehicle fitment.
• User Impressions: Customers frequently note this sensor’s easy installation and how it quickly resolves rough idling and check engine lights for their specific Altima models, praising its direct fit.
• See it on Amazon here

3. BDFHYK PC775 917-740 Cam Camshaft Position Sensor 2PCS

The BDFHYK PC775 stands out by offering a pair of camshaft position sensors specifically engineered for a wide range of newer Nissan Altima models (2007-2018), including both 2.5L L4 and 3.5L V6 engines. What truly sets this product apart is its emphasis on uncompromising quality, utilizing premium chips from Allegro, Infineon, and NXP, and magnet wire from Elektrisola (Germany). This attention to detail in component sourcing suggests enhanced reliability and a longer lifespan, crucial for sensitive engine components.

• Key Features:
  • Comes as a 2-piece set.
  • Compatible with Nissan Altima 2007-2018 (and other Nissan/Infiniti models).
  • Features high-quality internal components (Allegro, Infineon, NXP chips; Elektrisola magnet wire).
  • Fluorine Rubber material seal for oil, high temp, and abrasion resistance.
  • Backed by a 24-month customer service policy for replacements.
• Pros:
  • Excellent value with two high-quality sensors.
  • Premium internal components suggest superior durability and performance.
  • Generous 24-month customer service/warranty.
• Cons:
  • Requires careful confirmation of engine model for fitment.
  • While high quality, it’s an aftermarket brand, not OEM.
• User Impressions: Buyers are often impressed by the robust build quality and the fact that two sensors are included for the price. Many report successful fixes for common sensor-related issues, appreciating the responsive customer service.
• See it on Amazon here

4. A-Premium 2-PC Engine Camshaft Position Sensor (Broad Compatibility)

This A-Premium 2-piece set is arguably the most versatile option for Nissan Altima owners, covering an incredibly broad range of years and engine types, including L4 2.0L, L4 2.5L, and V6 3.5L models from 2007 all the way up to 2020. If you’re unsure which specific sensor you need or prefer to replace both at once for preventative maintenance, this set provides maximum compatibility and peace of mind. As with other A-Premium products, it promises a direct fit and reliable performance, adhering to OE specifications.

• Key Features:
  • 2-piece set of camshaft position sensors.
  • Exceptional compatibility with Nissan Altima 2007-2020 (L4 2.0L, L4 2.5L, V6 3.5L).
  • Direct OE replacement.
  • 3-pin blade terminal design.
  • Comes with a one-year unlimited-mileage guarantee.
• Pros:
  • Unmatched compatibility for a wide range of Altima generations and engines.
  • Provides both sensors, good for common dual-sensor setups.
  • Reliable A-Premium brand with warranty.
• Cons:
  • While broad, always confirm exact fitment for your specific VIN.
  • Might be overkill if only one sensor is needed and you prefer not to replace both.
• User Impressions: Customers love the wide compatibility of this set, reporting successful installations and problem resolutions across various Altima models. The inclusion of two sensors is a big plus for those looking for a complete solution.
• See it on Amazon here

5. MOTISEN 23731JA11A 917-740 23731-JA11A PC775 Camshaft Position Sensor (Single)

The MOTISEN camshaft position sensor is a strong contender for those needing a single, high-quality replacement for their Nissan Altima (2007-2018 models). This sensor emphasizes rigorous testing and calibration during manufacturing to ensure reliability, durability, and performance that meets OEM standards. Its “easy installation” claim is backed by a direct replacement design, meaning no complex calibration or programming is typically needed. If you’ve pinpointed a single faulty sensor and want a reliable fix, MOTISEN aims to deliver just that.

• Key Features:
  • Single camshaft position sensor.
  • Compatible with Nissan Altima 2007-2018 (and many other Nissan/Infiniti models).
  • Quality assurance: tested and calibrated to OEM standards.
  • Easy installation; direct replacement, no calibration needed.
  • One-year warranty and responsive customer service.
• Pros:
  • Focus on quality testing for consistent performance.
  • User-friendly installation process.
  • Good customer support and warranty.
• Cons:
  • Only one sensor included.
  • Broad compatibility list requires careful individual verification.
• User Impressions: Many users find this sensor to be a quick and effective fix for their Altima’s performance issues. They often commend its ease of installation and the immediate positive impact on engine smoothness after replacement.
• See it on Amazon here

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Conclusion

A failing camshaft position sensor Nissan Altima doesn’t have to spell disaster for your ride. With reliable aftermarket options available, you can restore your Altima’s performance and get rid of those pesky dashboard warning lights. Remember to always double-check the compatibility of the sensor with your specific Altima year, engine type, and VIN before purchasing. Taking a little time to choose the right part can save you a lot of headache (and money!) down the road.

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FAQ Section

Q1: What does a camshaft position sensor do in a Nissan Altima?
A1: The camshaft position sensor (CPS) monitors the rotational speed and position of your engine’s camshaft. This information is sent to the Engine Control Module (ECM), which uses it to precisely time fuel injection and ignition, ensuring optimal engine performance, fuel efficiency, and smooth operation.

Q2: What are the common symptoms of a bad camshaft position sensor?
A2: Signs of a failing CPS can include the “Check Engine” light illuminating (often with codes like P0340 or P0345), engine misfires, rough idling, difficulty starting the vehicle (especially when warm), stalling, poor acceleration, and decreased fuel economy.

Q3: Can I drive with a bad camshaft position sensor?
A3: While your Altima might still run with a failing CPS, it’s not recommended. Driving with a bad sensor can lead to unreliable engine performance, reduced power, worse fuel efficiency, and potentially cause further damage to other engine components over time. It’s best to replace it as soon as symptoms appear.

Q4: Is it hard to replace a camshaft position sensor on a Nissan Altima?
A4: For many Nissan Altima models, replacing the camshaft position sensor is considered a relatively straightforward DIY task, often requiring basic tools. The sensor is typically located on the engine near the camshaft. However, locations can vary by engine type (e.g., V6 vs. 4-cylinder) and year, and some might be harder to access than others. If you’re unsure, professional installation is always a safe bet.

Q5: What’s the difference between a camshaft and crankshaft position sensor?
A5: Both are crucial engine sensors. The camshaft position sensor (CPS) monitors the camshaft’s position, which controls valve timing. The crankshaft position sensor (CKP) monitors the crankshaft’s position, which relates to piston position. Together, they provide the ECM with comprehensive data for precise engine timing. Issues with either can cause similar symptoms.

Q6: How much does a camshaft position sensor replacement cost?
A6: The cost of the sensor itself typically ranges from $20 to $100+ for aftermarket parts, depending on the brand and quality. If you have it professionally installed, labor costs can vary significantly, usually adding $100 to $300 or more, depending on your location and the complexity of accessing the sensor.

Q7: Why do some Nissan Altimas have two camshaft position sensors?
A7: Many V6 Nissan Altima engines have two camshafts (one for each cylinder bank) and often, two camshaft position sensors to monitor each. Even some 4-cylinder engines with variable valve timing on both intake and exhaust camshafts might use two sensors. It’s important to know if your Altima requires one or two for proper diagnosis and replacement.

Q8: How do I know if I need a Bank 1 or Bank 2 sensor?
A8: If your Altima’s Check Engine Light is on, an OBD-II scanner can pull diagnostic trouble codes (DTCs). Codes like P0340 typically indicate an issue with the Bank 1 sensor, while codes like P0345 point to Bank 2. “Bank 1” usually refers to the cylinder bank that contains cylinder #1. If you’re unsure, it’s best to consult a repair manual or a professional mechanic.