Delphi SS12037 Engine Crankshaft Position Sensor

Delphi SS12037 Crankshaft Position Sensor

The Delphi SS12037 engine crankshaft position sensor is built for precise engine speed and crank position signal input on select Jeep applications. It is a direct-fit replacement for 2005-2006 Jeep Liberty models and includes the sensor, wiring harness, and instruction sheet for a cleaner service replacement.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Fits 2005-2006 Jeep Liberty
• Black housing with oval connector shape
• 3-terminal male blade connection with 1 female connector
• Wiring harness included for the listed application
• Package contents: engine crankshaft position sensor and instruction sheet
• Delphi SS12037 cross-references Standard Ignition PC766 for the same application

Detailed Description

Delphi SS12037 is an OE-style crankshaft position sensor engineered for accurate crankshaft signal reporting in the ignition system. Delphi draws on long OE experience and supplier knowledge used by major automakers, and that background is reflected in the fit, connector design, and service-ready construction of this replacement sensor. This part is a strong match for Jeep Liberty crankshaft position sensor replacement needs on 2005-2006 models, and the Delphi SS12037 part number is useful when verifying the correct ignition sensor before ordering.

Compatible With 2005-2006 Jeep Liberty, N/A. This part also cross-references Standard Ignition PC766 for the same application. If you are searching for a 2005 Jeep Liberty crankshaft position sensor or a 2006 Jeep Liberty engine speed sensor replacement, Delphi SS12037 is the listed direct-fit option.

Common Issues This Sensor May Address

• Intermittent no-start condition related to crankshaft signal loss
• Rough running caused by inaccurate engine speed input
• Stalling or hesitation tied to crank position sensor failure
• Check engine light from crankshaft position sensor circuit faults
• Hard starting after heat soak or extended driving

Installation Notes and Tips

Verify connector shape, terminal count, and harness routing before installation. The oval female connector and 3-terminal blade design should match the original sensor connection on the listed Jeep Liberty applications. Follow the included instruction sheet and inspect the mounting area for debris or oil contamination before installing the new sensor. Confirm the part number SS12037 against the vehicle’s original sensor and engine management requirements.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and application knowledge developed through years of supplying major automakers. The SS12037 is designed as a service replacement for the listed Jeep Liberty fitment and is backed by Delphi’s manufacturing standards.