10 Best 350z Camshaft Position Sensor Bank 1 Replacements for Optimal Performance

If you own a Nissan 350Z, you know it’s a car built for performance. But even the most robust engines can run into little hiccups. One common issue that can throw a wrench in your VQ35DE engine’s smooth operation is a failing camshaft position sensor, particularly the 350z camshaft position sensor bank 1. This little component plays a massive role in how your engine runs, impacting everything from starting to fuel efficiency.

Don’t sweat it if you’re experiencing problems; a replacement sensor is often an affordable and straightforward fix. We’ve done the legwork for you, diving deep into the market to find the top 10 camshaft position sensors that are perfect for your 350Z. Let’s get your Z-car running like a dream again!

What Does a Camshaft Position Sensor Do?

Think of your camshaft position sensor (CPS) as the conductor of your engine’s timing orchestra. It monitors the rotational speed and position of your camshafts, sending crucial real-time data to your car’s Engine Control Unit (ECU). The ECU then uses this information, alongside data from the crankshaft position sensor, to precisely control fuel injection and ignition timing. Without accurate signals from the CPS, your engine can literally lose its rhythm, leading to all sorts of performance headaches.

Symptoms of a Failing Camshaft Position Sensor

How do you know if your 350z camshaft position sensor bank 1 is on its way out? Here are some tell-tale signs:

• Check Engine Light (CEL): This is often the first indicator. Diagnostic trouble codes (DTCs) like P0340 or P0345 (for Bank 1) are common.
• Hard Starting or No-Start: Your engine might crank for a long time before firing up, or it might not start at all.
• Rough Idle or Stalling: The engine might feel shaky or unstable when idling, and could even unexpectedly shut off.
• Reduced Engine Performance: You might notice a lack of power, poor acceleration, or the car going into “limp mode.”
• Increased Fuel Consumption: An inaccurate sensor can lead to the ECU not optimizing fuel delivery.
• Engine Misfires or Hesitation: The engine may sputter or hesitate during acceleration.

If you’re experiencing any of these, it’s a good idea to consider replacing your camshaft position sensor.

How to Choose the Right Camshaft Position Sensor for Your 350Z

When picking a replacement, consider a few key things:

• Compatibility: Ensure it’s explicitly compatible with your specific 350Z year and engine (most 350Zs are VQ35DE).
• OEM Part Numbers: Cross-reference the sensor’s OEM (Original Equipment Manufacturer) part number with your original sensor to guarantee a perfect fit. Many sensors come in sets, covering both Bank 1 and Bank 2.
• Quality & Durability: Look for sensors made from high-quality materials designed for longevity and reliable performance.
• Warranty: A good warranty offers peace of mind.

Now, let’s dive into the top picks!

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Top 10 350z Camshaft Position Sensor Options

1. A-Premium Camshaft Crankshaft Position Sensor Compatible…

This comprehensive 3-piece kit from A-Premium offers fantastic value, providing not just the crucial 350z camshaft position sensor bank 1 but also the Bank 2 camshaft sensor and the crankshaft position sensor. This means you can address multiple potential issues with one purchase, ensuring your VQ35DE engine’s timing system is fully refreshed. It’s designed as a direct replacement, simplifying the installation process for compatible Nissan 350Z models from 2003-2006.

• Key Features:
  • Includes Bank 1 & Bank 2 Camshaft Sensors plus 1 Crankshaft Position Sensor.
  • Direct OEM replacement for multiple Nissan and Infiniti V6 3.5L models.
  • Specific OEM reference numbers (e.g., 907-716 for Bank 1 Camshaft Sensor).
  • 3-pin blade terminal for easy plug-and-play installation.
  • Backed by a one-year unlimited-mileage guarantee.
• Pros:
  • Excellent value as a 3-in-1 kit.
  • Ensures complete timing sensor system renewal.
  • High compatibility with early 350Z models.
  • Solid warranty for peace of mind.
• Cons:
  • May be more sensors than some users need.
• User Impressions: Many users appreciate the convenience of getting all three sensors in one package, reporting that their check engine lights cleared and engine performance improved significantly after installation. The fitment is generally reported as spot-on.
• See it on Amazon here

2. Set of 2 Engine Camshaft Position Sensor Compatible with…

If you’re primarily focused on just the camshaft position sensors, this 2-piece set is a superb choice. It includes both the Bank 1 and Bank 2 sensors, ensuring you’re covered for whichever side needs attention or if you prefer to replace them both for preventive maintenance. Crafted with precise engineering and durable materials, this set promises reliable, long-lasting performance and is specifically designed for straightforward plug-and-play installation in your 350Z.

• Key Features:
  • Includes two camshaft position sensors (Bank 1 & Bank 2).
  • Compatible with Nissan 350Z 2003-2006 V6 3.5L and various other Nissan/Infiniti models.
  • High-quality construction for durability.
  • Direct replacement design for easy plug-in installation.
  • Comes with an 18-month worry-free warranty.
• Pros:
  • Great for replacing both cam sensors simultaneously.
  • Focus on quality construction.
  • Generous 18-month warranty.
  • Simple, direct replacement.
• Cons:
  • Doesn’t include the crankshaft sensor.
• User Impressions: Customers frequently commend the ease of installation and the immediate resolution of engine codes. The sensors are often described as fitting perfectly and restoring smooth engine operation.
• See it on Amazon here

3. 2Pcs Camshaft Position Sensor Compatible with Infiniti FX35…

This IFATRUNK 2-piece set is an excellent option for 350Z owners experiencing symptoms of failing camshaft sensors. It includes both the Bank 1 and Bank 2 camshaft position sensors, which are vital for your ECU to accurately determine cylinder piston stroke data. The product description clearly outlines the function of these sensors and common issues they resolve, making it easy to confirm if this is the fix your 350Z needs. Installation is designed to be a breeze – truly plug and play.

• Key Features:
  • Contains 2 PCS of engine camshaft position sensors (Bank 1 & Bank 2).
  • Wide compatibility, including Nissan 350Z 2003-2006 3.5L.
  • Explains the vital function of the sensors in engine performance.
  • Direct replacement for original cam shaft sensors.
  • Easy to install, plug and play.
• Pros:
  • Ideal for addressing common cam sensor-related issues.
  • Emphasizes straightforward installation.
  • Covers both cam sensor banks.
• Cons:
  • No specific mention of a warranty duration in the provided features.
• User Impressions: Reviewers often highlight the perfect fit and the quick disappearance of check engine lights after installing these sensors. They appreciate the clear indication of vehicle compatibility.
• See it on Amazon here

4. STZJAYE 3pcs Camshaft Position Sensor 23731-AL61A,…

The STZJAYE 3-piece set offers a comprehensive solution for your 350Z’s sensor needs, bundling the Bank 1 camshaft sensor, Bank 2 camshaft sensor, and the crankshaft sensor. What truly sets this kit apart is the helpful note regarding the typical installation location of the Bank 1 (driver side) and Bank 2 (passenger side) camshaft sensors, though it’s always wise to verify for your specific vehicle. Manufactured to OEM standards, these sensors promise a direct fit and function, simplifying your DIY repair.

• Key Features:
  • Complete 3-piece sensor kit: Bank 1 Camshaft, Bank 2 Camshaft, and Crankshaft.
  • Extensive list of compatible OEM part numbers for easy cross-referencing.
  • Wide vehicle compatibility, including Nissan 350Z 3.5L from 2003-2007.
  • Designed for easy, direct replacement installation.
  • Helpful guidance on sensor location (though always double-check your model’s specifics).
• Pros:
  • All-in-one solution for common sensor failures.
  • Aids in correct installation with location tips.
  • Manufactured to OEM specifications for reliable performance.
• Cons:
  • Users should still confirm sensor locations for their specific vehicle configuration.
• User Impressions: Customers are generally pleased with the comprehensive nature of the kit and the exact fitment of the sensors. Many report successful resolution of engine issues after installing this set.
• See it on Amazon here

5. Camshaft Crankshaft Position Sensor Set of 3 Compatible…

This 3-piece set provides a complete replacement for your Nissan 350Z’s critical engine timing sensors: the 350z camshaft position sensor bank 1, its Bank 2 counterpart, and the crankshaft position sensor. The product clearly lists the myriad of OEM reference numbers for each component, making it incredibly easy to confirm compatibility with your vehicle. By accurately monitoring crankshaft rotational speed, these sensors contribute to precise fuel injection control, ensuring your engine runs optimally.

• Key Features:
  • Includes Bank 1 Camshaft, Bank 2 Camshaft, and Crankshaft sensors.
  • Extensive list of OEM reference numbers for each sensor for precise matching.
  • Confirmed compatibility with Nissan 350Z 2003-2006 V6 3.5L.
  • Designed to monitor rotational speed for precise fuel injection control.
• Pros:
  • Comprehensive set for peace of mind.
  • Very clear OEM cross-reference information.
  • Direct impact on engine performance and fuel efficiency.
• Cons:
  • No specific mention of material quality or warranty details.
• User Impressions: Buyers appreciate the thorough listing of compatible OEM numbers, which helps them make confident purchases. The sensors are often described as direct fits that resolve engine warning lights.
• See it on Amazon here

6. Set of 3 Camshaft Crankshaft Position Sensor Compatible…

Another excellent 3-piece set, this option ensures your 350Z’s engine timing is spot-on by replacing all three crucial sensors: Bank 1 camshaft, Bank 2 camshaft, and crankshaft. Beyond providing detailed OEM numbers and extensive vehicle compatibility (including 2003-2006 Nissan 350Z), this product takes it a step further by explaining the function of the camshaft sensor. This knowledge empowers you to better understand how these parts prevent common issues like hard starting or engine misfires, giving you confidence in your repair.

• Key Features:
  • Includes Bank 1 Camshaft, Bank 2 Camshaft, and Crankshaft sensors.
  • Comprehensive OEM number cross-reference for all three sensors.
  • Broad vehicle fitment, confirmed for Nissan 350Z 2003-2006 V6 3.5L.
  • Detailed explanation of sensor function and symptoms of failure.
  • Direct replacement with plug-in installation.
  • Backed by an 18-month worry-free warranty.
• Pros:
  • Offers a complete timing sensor overhaul.
  • Educates the user on sensor importance.
  • Robust 18-month warranty.
  • Easy, direct installation.
• Cons:
  • None apparent based on features.
• User Impressions: Users frequently praise the clear description of the sensor’s role and how it connects to common engine problems. The 18-month warranty is a big plus for many, who report successful and lasting fixes.
• See it on Amazon here

7. A-Premium Engine Camshaft Position Sensor Compatible with…

This A-Premium camshaft position sensor is a specific replacement for later model Nissan 350Z (2008-2009 V6 3.5L) as well as a wide range of other Nissan vehicles. Unlike many other listings focusing on earlier 350Zs, this particular sensor matches OEM number 23731-JA11A, indicating it serves different engine configurations for the later Z-models. If your 350Z is from this specific production year range and you need a single camshaft sensor, this direct-fit, brand-new OE replacement is a reliable choice.

• Key Features:
  • Single camshaft position sensor replacement.
  • Specifically compatible with Nissan 350Z 2008-2009 V6 3.5L.
  • Matches OEM number 23731-JA11A, which differs from earlier 350Z models.
  • 3-pin blade terminal.
  • One-year unlimited-mileage guarantee.
• Pros:
  • Ideal for later model 350Z owners.
  • Direct OE replacement.
  • Strong one-year warranty.
• Cons:
  • Only one sensor, not a set.
  • Not compatible with earlier 350Z models that typically use a different Bank 1 sensor.
• User Impressions: Owners of compatible vehicles generally report perfect fitment and effective resolution of their camshaft sensor-related check engine lights. The warranty is a comforting assurance.
• See it on Amazon here

8. RUIANOMG Camshaft Position Sensor Replacement for Nissan…

The RUIANOMG replacement set provides both the Bank 1 and Bank 2 camshaft position sensors, essential components for the optimal performance of your 2003-2006 Nissan 350Z V6 3.5L. This dual-sensor package is a convenient way to tackle camshaft sensor issues, whether you’re replacing a faulty one or opting for preventative maintenance on both banks. It boasts wide compatibility and clearly lists the common replacement part numbers for both Bank 1 (e.g., PC460) and Bank 2 (e.g., PC461) sensors.

• Key Features:
  • Includes 2 camshaft position sensors (Bank 1 & Bank 2).
  • Direct replacement for 2003-2006 Nissan 350Z V6 3.5L.
  • Lists common replacement part numbers for both banks.
  • “Friendly Service” indicates readily available customer support.
• Pros:
  • Covers both camshaft sensor banks.
  • Easy to identify compatible part numbers.
  • Simplifies replacement process.
• Cons:
  • Limited information on material specifics or warranty duration.
• User Impressions: Many users find these sensors to be a straightforward and effective fix for their 350Z’s engine issues. They appreciate the direct compatibility and ease of installation.
• See it on Amazon here

9. SZKAIDAG Camshaft Position Sensors for:-Nissan 350Z Quest…

SZKAIDAG offers a set of two camshaft position sensors, emphasizing high precision, easy installation, and durable, high-quality construction. While the product lists OE numbers for “Bank-1” and “Bank-2” that may seem counter-intuitive to some VQ engine owners (always verify your specific part numbers!), it ensures you receive both necessary camshaft sensors for your 2003-2006 Nissan 350Z. Their rigorous 100% strict quality control throughout production and 30 years of automotive experience highlight their commitment to long-lasting and reliable parts.

• Key Features:
  • Includes two camshaft position sensors.
  • Compatible with Nissan 350Z 2003-2006 3.5L.
  • High precision sensor for real-time engine monitoring.
  • Easy plug-in installation without complex tools.
  • High-quality materials and strict 100% quality control.
  • Option to provide VIN for compatibility check.
• Pros:
  • Emphasis on precision, quality, and durability.
  • Simplified installation.
  • Customer support available for VIN checks.
• Cons:
  • OE number labeling for Bank 1/2 might require careful cross-verification with existing parts.
• User Impressions: Customers often praise the perceived quality and build of these sensors, noting that they perform as expected and resolve engine codes. The option to verify compatibility with VIN is a definite plus for many.
• See it on Amazon here

10. 3Pcs Camshaft Crankshaft Position Sensor Compatible with…

Rounding out our list is another robust 3-piece kit, offering everything you need to overhaul your 350Z’s crucial timing sensors. This set includes the 350z camshaft position sensor bank 1, its Bank 2 counterpart, and the crankshaft position sensor, all designed for a direct, plug-and-play installation. Like other comprehensive kits, it clearly lists the OEM numbers for each component and highlights common symptoms (hard starting, weak acceleration, etc.) that these sensors can resolve. It’s an ideal solution for a complete and confident repair.

• Key Features:
  • Complete 3-piece kit: Bank 1 Camshaft, Bank 2 Camshaft, and Crankshaft sensors.
  • Extensive compatibility, including Nissan 350Z 2003-2006 3.5L.
  • Detailed OEM numbers provided for each sensor.
  • Explains sensor function and common failure symptoms.
  • Easy, direct plug-and-play installation.
• Pros:
  • Addresses all major timing sensor needs in one go.
  • Very straightforward installation process.
  • Helps diagnose potential sensor-related issues.
• Cons:
  • No specific warranty duration mentioned.
• User Impressions: Buyers find this kit to be a convenient and effective solution for resolving various engine performance issues. The comprehensive nature of the set is often highlighted as a major benefit.
• See it on Amazon here

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Buying Guide: Important Considerations

When you’re ready to purchase your new 350z camshaft position sensor bank 1, keep these points in mind:

• Single vs. Set: Decide if you need just the Bank 1 sensor, or if you prefer to replace both camshaft sensors (Bank 1 and Bank 2), or even all three timing sensors (adding the crankshaft sensor). Often, if one sensor is failing, others might not be far behind.
• OEM vs. Aftermarket: While OEM parts are guaranteed fits, quality aftermarket sensors can offer comparable performance at a fraction of the cost. Ensure the aftermarket brand has good reviews and a solid warranty.
• Installation Difficulty: Replacing a 350z camshaft position sensor bank 1 is generally considered a moderate DIY task, but it requires some basic tools and mechanical aptitude. If you’re unsure, consult a professional.
• Verify Fitment: Always, always double-check the product’s compatibility with your exact Nissan 350Z year, model, and engine. Cross-referencing OEM part numbers is the most reliable way to ensure a perfect fit.

Conclusion

A failing 350z camshaft position sensor bank 1 doesn’t have to be a major headache. With the right replacement part, you can quickly resolve frustrating engine issues and get your 350Z back to its full, spirited performance. Whether you opt for a single sensor or a comprehensive multi-sensor kit, prioritizing compatibility, quality, and a good warranty will ensure a reliable fix. Happy driving!

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FAQ Section

Q1: What are the most common symptoms of a failing 350z camshaft position sensor Bank 1?
A1: Common symptoms include the Check Engine Light illuminating (often with codes like P0340 or P0345), hard starting, prolonged cranking, rough idling, sudden stalling, reduced engine power or hesitation during acceleration, and sometimes even increased fuel consumption.

Q2: Where is the 350z camshaft position sensor Bank 1 located?
A2: For most VQ35DE engines in the 350Z, “Bank 1” refers to the cylinder bank that contains cylinder #1. This is typically the passenger side of the engine. The camshaft position sensor for Bank 1 will be located on the valve cover or near the timing chain cover on that side.

Q3: Can I replace the 350z camshaft position sensor Bank 1 myself?
A3: Yes, for most DIYers, replacing the 350z camshaft position sensor Bank 1 is a relatively straightforward task. It usually involves removing one or two bolts, disconnecting an electrical connector, and then installing the new sensor. However, always consult your vehicle’s service manual for specific steps and torque specifications.

Q4: What’s the difference between Bank 1 and Bank 2 camshaft sensors?
A4: In V6 engines like the 350Z’s VQ35DE, “Bank 1” refers to the cylinder bank that includes cylinder #1 (typically the passenger side). “Bank 2” refers to the other cylinder bank (typically the driver’s side). Both banks have camshafts and corresponding sensors to monitor their position for optimal engine timing.

Q5: How important is OEM compatibility for these sensors?
A5: OEM compatibility is very important. While quality aftermarket sensors can perform just as well, ensuring the sensor’s design, fitment, and electrical characteristics perfectly match the original equipment is crucial. Incorrect sensors can lead to recurring issues or even damage. Always cross-reference OEM part numbers.

Q6: Will a bad camshaft position sensor damage my engine?
A6: While a failing camshaft position sensor primarily affects engine performance and drivability by disrupting timing, it typically doesn’t cause catastrophic engine damage directly. However, prolonged driving with a faulty sensor could lead to secondary issues like catalytic converter damage due to incorrect fuel mixture, or simply increased wear and tear from rough running. It’s best to replace it as soon as symptoms appear.

Q7: How do I know if I need a camshaft or crankshaft sensor?
A7: The symptoms can sometimes overlap. The Check Engine Light and specific diagnostic trouble codes (DTCs) are your best clues. P0340-P0349 usually point to camshaft position sensor issues, while P0335-P0339 typically indicate a crankshaft position sensor problem. Using an OBD-II scanner to read these codes will help diagnose the exact faulty sensor.