OMIX Crankshaft Position Sensor

2011–2018 Jeep Grand Cherokee / Wrangler 3.6L, 6.4L, 6.2L, 5.7L, 3.8L, 3.0L Engines

Part #: 17220.21

Overview

The OMIX Crankshaft Position Sensor is a high-quality replacement part designed specifically for a wide range of Jeep Grand Cherokee and Wrangler models from 2011 through 2018. This sensor plays a critical role in engine management by monitoring the position and rotational speed of the crankshaft, providing essential data to the vehicle’s engine control unit (ECU) for optimal ignition timing and fuel injection.

Engineered to meet or exceed original equipment specifications, this sensor ensures reliable performance and helps maintain smooth engine operation. It is an ideal replacement for worn or faulty sensors that can cause engine misfires, stalling, or starting difficulties. OMIX’s commitment to OE quality makes this sensor a trusted choice for Jeep enthusiasts and professional mechanics alike.

Key Features

Designed to deliver precise and consistent crankshaft position readings, the OMIX sensor offers the following key features:

• OE quality replacement that fits multiple Jeep models and engine types
• Compatible with Jeep Grand Cherokee 3.6L V6, 6.4L SRT8, 6.2L Trackhawk, 5.7L Hemi, and Wrangler 3.8L and 3.6L engines
• Direct replacement for factory part number 5149167AE
• Durable construction to withstand harsh engine environments
• Ensures accurate crankshaft position data for improved engine timing and performance
• Helps prevent engine misfires, rough idling, and starting issues
• Easy plug-and-play installation with OEM-style connectors
• Tested for reliability and long service life

Construction & Design

The OMIX Crankshaft Position Sensor is engineered with precision components and robust materials to endure the demanding conditions under the hood. Its sensor element is housed in a rugged casing that resists heat, vibration, and exposure to oil and contaminants. The electrical connector is designed for secure, corrosion-resistant connections, ensuring consistent signal transmission to the engine control unit.

Manufactured to meet strict OEM standards, this sensor maintains the exact specifications required for seamless integration with your Jeep’s engine management system. The design ensures accurate detection of the crankshaft’s rotational position, which is vital for proper ignition timing and fuel delivery.

Installation & Fitment

Installation of the OMIX Crankshaft Position Sensor is straightforward and requires no modifications. It is a direct bolt-on replacement for the original sensor, compatible with the following Jeep models and engines:

• 2013–2014 Jeep Grand Cherokee 6.4L SRT8
• 2015–2018 Jeep Grand Cherokee 6.4L SRT
• 2018 Jeep Grand Cherokee 6.2L Trackhawk
• 2013–2018 Jeep Grand Cherokee 5.7L Hemi
• 2011 Jeep Wrangler 3.8L V6
• 2011–2018 Jeep Grand Cherokee 3.6L V6
• 2012–2017 Jeep Wrangler 3.6L V6
• 2018 Jeep Wrangler JK 3.6L V6
• 2014–2018 Jeep Grand Cherokee 3.0L EcoDiesel

Simply remove the faulty sensor and install the OMIX replacement using standard hand tools. No special programming or calibration is necessary, allowing for a quick return to reliable engine performance.

What's Included

• One OMIX Crankshaft Position Sensor (Part #17220.21)
• OEM-style connector for easy installation
• Installation instructions (where applicable)

Ideal For

This crankshaft position sensor is perfect for Jeep owners and mechanics seeking a dependable OE-quality replacement part to restore engine performance. It is especially suited for those experiencing engine misfires, rough idling, or starting issues related to a failing crankshaft sensor. Whether you drive a Jeep Grand Cherokee or Wrangler with V6, V8, or EcoDiesel engines within the specified years, this sensor ensures your vehicle runs smoothly and reliably.

OMIX specializes in replacement and restoration parts for Jeep and Willys platforms, covering everything from body and electrical components to suspension and drivetrain hardware. It’s a go-to source for keeping older Jeeps on the road (and on the trail), especially when you need dependable fitment for repairs, rebuilds, or refresh projects.