WALKER 54WFNNJ31 Engine Crankshaft Position Sensor Connector

( Brand: Walker ), ( Manufacturer Part Number: 54WFNNJ31 ), ( Type: Engine Crankshaft Position Sensor Connector ), ( Fits 1: 2000-2005 Cadillac Deville ), ( Fits 2: 2006-2007, 2009-2015 Cadillac Cts ), ( Fits 3: 2007-2014 Cadillac Escalade ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review WALKER Engine Crankshaft Position Sensor Connector fits DEVILLE ESCALADE CTS

The **Walker 54WFNJJ31 Engine Crankshaft Position Sensor Connector** is a high-quality, precision-engineered replacement part designed specifically for GM vehicles, including the **Chevrolet Deville, Cadillac CTS, and GMC Escalade** models equipped with the **5.3L V8 engine (L36/L37/L3T)**. This connector is a critical component of the engine s ignition system, ensuring seamless communication between the crankshaft position sensor and the vehicle s engine control module (ECM). Crafted from durable, corrosion-resistant materials, the Walker connector features a robust, interference-fit design that guarantees a secure and reliable electrical connection, minimizing signal interference and preventing common issues like misfires, rough idling, or even engine stalling. The connector s compact yet sturdy construction accommodates the exact pinout and wiring configuration required by GM s factory specifications, eliminating the need for modifications or additional adapters. Ideal for both professional mechanics and DIY enthusiasts, this replacement part is backed by Walker s reputation for quality and compatibility, offering a direct drop-in solution that restores optimal engine performance and drivability. Whether addressing a faulty original connector, upgrading during routine maintenance, or replacing a worn-out part due to environmental exposure, the **54WFNJJ31** ensures long-lasting reliability and peace of mind.

Buying the **Walker 54WFNJJ31 engine crankshaft position sensor connector** for vehicles like the **Chevrolet DeVille, CTS, and Escalade** can be a practical solution for certain issues, but it comes with its own set of advantages and disadvantages.

1. **Compatibility and Fit** Walker is a well-known aftermarket brand that specializes in automotive wiring harnesses and connectors. Their products are designed to match OEM specifications, ensuring a proper fit without modifications.

2. **Cost-Effective Alternative** Replacing the entire crankshaft position sensor (CKP) can be expensive, especially if the sensor itself is still functional but the connector is damaged or corroded. This connector alone is often cheaper than a full sensor replacement.

3. **Easy Installation** Since it s just a connector, installation is straightforward no need for specialized tools or alignment procedures like with a full sensor swap.

4. **Prevents False Diagnostics** A faulty or loose connector can cause intermittent electrical issues, leading to check engine lights and poor performance. Replacing just the connector can resolve these symptoms without unnecessary repairs.

5. **Widely Available** Walker parts are stocked by many auto parts retailers, making it easy to purchase, especially if you need it quickly.

1. **Limited Lifespan** While the connector itself may last, the underlying wiring or sensor could still degrade over time. If the original sensor is old or failing, this fix may only be temporary.

2. **Potential for Misdiagnosis** If the issue is not just the connector but the sensor itself, replacing only the connector could lead to recurring problems. A proper diagnostic check is essential before purchasing.

3. **Quality Variability** While Walker is generally reliable, aftermarket connectors may not always match the durability of OEM parts, especially in high-stress environments.

4. **No Warranty on Original Sensor** If the sensor is failing, replacing just the connector won t address that issue, and you may still need to replace the sensor later, adding to long-term costs.

5. **Installation Risks** If not installed correctly, improperly seated connectors can still cause intermittent electrical issues, potentially leading to further damage.

- The sensor itself is confirmed functional.

- The issue is intermittent and traced back to a bad connector.

- You want to avoid the higher cost of a full sensor replacement.

However, if the sensor is failing or the problem persists after connector replacement, further investigation (or replacement) may be necessary. Always verify the root cause before purchasing.

1. **Diagnose First** Use an OBD-II scanner to confirm if the issue is indeed a connector problem (look for intermittent CKP sensor codes like P0335 or P0336).

2. **Check Sensor Health** If the sensor is old or showing signs of wear, consider replacing it entirely rather than just the connector.

3. **Purchase from a Reputable Source** Buy from trusted retailers (AutoZone, RockAuto, or official Walker dealers) to ensure authenticity.

4. **Install Properly** Follow wiring diagrams carefully to avoid loose connections that could cause future issues.

5. **Monitor Performance** After installation, test drive the vehicle to ensure the issue is resolved before concluding the repair.

If the problem is confirmed to be a connector failure and the sensor is in good condition, this part is a **smart, budget-friendly solution**. Otherwise, prioritize addressing the underlying sensor issue.

Details:

Vehicle Engine, Fitment Notes: Includes Seal, 2012 2015 Cadillac CTS6.2L V8, 2012 2014 Escalade6.2L 2012 2013 Escalade6.0L 2007 2014 Escalade ESV6.2L 2007 2013 EXT6.2L V8. Vehicle Engine, 2010 2011 Cadillac CTS6.2L V8. Vehicle Engine, Fitment Notes: Upper, 2000 2005 Cadillac DeVille4.6L V8, 2000 2002 Eldorado4.6L 2000 2004 Seville4.6L V8. Engine Crankshaft Position Sensor Connector 54WFNNJ31 for DeVille CTS Escalade: Brand: Walker condition: New, Notes Connector, Detailed Applications Vehicle Engine, Fitment Notes: Incl.O-Ring, 2009 Cadillac CTS6.2L V8, 2006 - 2007 CTS6.0L 2009 2011 Escalade6.0L 2007 2011 Escalade6.2L V8.

part #: 54wfnnj31 price

• $39.09

specifications cranshafengin:

• for models: Cts, Deville, Escalade
• brand: Walker
• mpn: 54wfnnj31
• type: Engine Crankshaft Position Sensor Connector
• fits 1: 2000-2005 Cadillac Deville
• fits 2: 2006-2007, 2009-2015 Cadillac Cts
• fits 3: 2007-2014 Cadillac Escalade
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

payments cranshafengin:

• credit card: Discover
• other
• wallet: Apple-pay

returns cranshafengin:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

shipping cranshafengin:

• cost: $0.00
• service: Standard
• class: Standard
• transit: 3-7 Days
• type: Fixed

seller cranshafengin:

• city: Whiteland, Indiana
• rating: 97.1%
• # reviews: 57816

offer cranshafengin:

• availability: In Stock
• started: May 7, 2026
• quantity: 1
• sold: 0
• options: Ship-to-home

general cranshafengin:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

Walker 54WFNNJ31 Is Similar To:

• 235-1085 Walker Products New Engine Camshaft Position Sensor Cam 724620052026 (51.9% similar) Vehicles sold outside of the USA may be different, even if they have same make and model name. Shipping labels may only be applied to a separate, outer box...(May 4th, 2018)
• 235-1131 Walker Products New Engine 724620061158 (24.1% similar) Walker sensors are engineered using high quality components and materials to ensure proper fit response. Vehicles sold outside of the USA may be different, even if they have same make and model name. Walker crankshaft sensor...(December 16th, 2017)
• 235-1146 Walker Engine Crankshaft Position 724620061226 (48.6% similar) Just the option. Your satisfaction is our motivation. Our expertise your car is one of most important investments so we treat vehicle as the asset it...(January 29th, 2018)
• 235-91030 Walker Products New Engine 724620066610 (23.9% similar) Vehicles sold outside of the USA may be different, even if they have same make and model name. Shipping labels may only be applied to a separate, outer box...(December 20th, 2017)
• 235-91031 Walker Products New Engine Crankshaft Position Sensor Crank 724620066627 (55.1% similar) Walker sensors are engineered using high quality components and materials to ensure proper fit response. Shipping labels may only be applied to a separate, outer box. Vehicles sold outside of the USA may be different, even if they have same make and model name. Engine crankshaft position sensor Fisk...(March 9th, 2018)
• 235-1910 Walker Products New Crankshaft Position Sensors For Dodge Dart Fiat 500 (55.8% similar) Walker products crankshaft position SENSOR2351910. 2014 - 2016 dart aery. 2016 500 sub model: c easy, easy. Condition new. New condition...(June 4th, 2022)
• Walker Products 235-91131 Crankshaft Position Sensors For Chevy Olds Cutlass (60.9% similar) Walker products crankshaft position sensor WKP23591131. New condition...(July 5th, 2022)
• Walker Products Cylinder Head Temperature Sensor (28.6% similar) Cylinder head temperature sensor by Walker products. This product is made of high-quality materials to serve you for years to come. New condition...(August 27th, 2022)
• Walker Products 235-1138 Crankshaft Position Sensor (51.5% similar) Crankshaft position sensor 235-1138 by Walker products. This product is made of high-quality materials to serve you for years to come. New condition...(September 6th, 2022)
• For Ford Focus 2015-2018 Walker Products Camshaft Position Sensor (41.3% similar) Camshaft position sensor by Walker products. This product is made of high-quality materials to serve you for years to come. New condition...(September 27th, 2022)
• Walker Products 235-2072 Crankshaft Position Sensor For F150 Truck Ford F-150 (53.1% similar) 2015-2017 edge sport. Condition: new. Walker products supplies the automotive aftermarket with premium engine sensors and fuel system components. 2021 -2022 bronco sub model: badlands, base, big bend, black diamond, outer banks, volumetric. Made with first-class materials in gifts 16949/ISO 9001-...(October 24th, 2023)