Plastic Inductive Crankshaft Position Sensor 56027280 For Jeep Dodge Chrysler

Part number 56027280 is recognized across multiple brands and supplier lines. The following cross-reference numbers are commonly associated with this sensor:

Note: Cross-reference numbers are provided for reference purposes only. Always verify compatibility with your specific vehicle before purchase.

Part number 56027280 is compatible with a range of vehicles across multiple brands, primarily within the Chrysler, Dodge, and Jeep model lines. The sensor is predominantly used in vehicles equipped with 4.0L inline-six gasoline engines, as well as 2.5L four-cylinder engines.

Note: Compatibility may vary by specific vehicle configuration, production date, and regional specifications. Always verify fitment for your particular vehicle before purchase.

A failing or malfunctioning crankshaft position sensor can produce a range of noticeable symptoms. Early recognition of these warning signs can prevent more serious engine damage and costly repairs.

The most critical symptom of a failing crankshaft position sensor is the engine's inability to start. The sensor provides the ECM with the information that the engine is showing positive RPM and is ready to start. If the ECM does not receive a signal from the sensor, the engine will crank but fail to start.

A failing crankshaft position sensor can cause the engine to stall unexpectedly while driving or at idle. The stalling can occur suddenly and without warning, often with the tachometer dropping to zero during the event.

When the crankshaft position sensor provides an erratic or incorrect signal, the engine may exhibit rough or uneven idle, engine misfires, poor acceleration, and inconsistent power delivery.

A malfunctioning crankshaft position sensor will typically trigger the Check Engine Light. Common diagnostic trouble codes associated with this sensor include:

• P0335 – Crankshaft Position Sensor "A" Circuit Malfunction
• P0336 – Crankshaft Position Sensor "A" Circuit Range/Performance
• P0339 – Crankshaft Position Sensor "A" Circuit Intermittent

If the crankshaft position sensor is faulty, the tachometer may not function correctly. Even when the engine is running normally, the engine speed may display as zero due to the absence of the crankshaft position sensor signal.

Common causes of crankshaft position sensor failure include:

• Heat damage – Prolonged exposure to high engine temperatures
• Internal component damage – Electrical failure within the sensor
• Mechanical damage – Physical impact or wear
• Interruption in connections to the ECM – Wiring issues or loose connections
• Corrosion – Moisture ingress causing terminal corrosion

When purchasing a replacement crankshaft position sensor (Part No. 56027280), consider the following factors to ensure you select the right product for your needs:

Always confirm that the part number on the replacement sensor matches your vehicle's requirements. Part number 56027280 is also referenced as 0056027280. Related part numbers in this family include 56026884. Verify that the sensor you are purchasing carries the correct OE number for your specific vehicle application.

This sensor is vehicle-specific and must be compatible with your engine system. Cross-reference the sensor with your vehicle's:

• Make and model – Jeep (Grand Cherokee, Wrangler, Cherokee, Comanche), Dodge (Dakota), Chrysler (Grand Caravan)
• Model year – 1991–1996 (application-dependent)
• Engine configuration – 4.0L I6 or 2.5L L4
• Production date

Verify that the replacement sensor matches the required specifications:

• Sensor Type: Inductive Sensor
• Number of Pins: 3-pin connector
• Connector Shape: Oval
• Cable Length: 340–392 mm
• Mounting: Single bolt hole
• Housing: Fully plastic construction without metal bracket

The crankshaft position sensor is a critical engine management component. Choose a sensor that meets or exceeds OEM specifications for:

• Signal accuracy – Proper pulse generation and amplitude
• Durability – Resistance to heat, vibration, and contamination
• Precision engineering – Exact fit and function matching original specifications

It is widely recommended by experienced users to use genuine OEM sensors for this application. Aftermarket sensors have been reported to cause intermittent issues, rough idle, and premature failure.

Before replacing the sensor, thoroughly inspect the sensor connector for looseness, poor connections, bending, corrosion, contamination, or damage. This sensor features a 3-pin oval connector. In some cases, the issue may be related to the wiring or connector rather than the sensor itself. Note that some users have reported differences in electrical connector configurations between regions.

The crankshaft position sensor is typically located on the transmission bell housing, near the flywheel/flexplate. Access may require working from underneath the vehicle. Consider whether you have the tools and expertise for DIY installation or if professional installation is recommended.

Verify the warranty terms offered with the sensor. Most OEM-grade sensors come with a minimum 12-month warranty. A longer warranty period often indicates greater confidence in product quality.

When ordering online, confirm shipping terms and delivery timelines. Ensure the seller uses reputable shipping carriers to protect the sensor during transit. The sensor is relatively compact, weighing approximately 0.055–0.08 kg.