Dorman 904-7123CD Engine Crankshaft Position Sensor - Front

Dorman 904-7123CD Crankshaft Position Sensor

Dorman 904-7123CD is a direct replacement engine crankshaft position sensor built to match the original sensor’s fit and function. It is tested for reliable performance and uses a 3-pin connector with metal and plastic construction for a straightforward repair.

Key Features

• Direct replacement crankshaft position sensor for OE-style fit and operation
• 3-pin connector/terminal configuration
• Metal and plastic construction
• Extensive testing for dependable sensor performance
• Fits applications such as Honda Civic crankshaft position sensor replacement and related engine speed signal repairs

Detailed Description

This Dorman crankshaft position sensor, part number 904-7123CD, is made for drivers and technicians who need a reliable replacement for a failed engine position sensor. It monitors crankshaft position so the engine control system can manage ignition timing and fuel delivery accurately. This part cross-references 577.90503 and 4921601 for the same application. For Honda Civic service work, 904-7123CD provides a direct-fit repair option that follows the original sensor’s basic design and connection style.

Common Issues It Can Help Solve

• Engine no-start caused by a failed crankshaft position sensor
• Intermittent stalling or sudden shutdown
• Rough running or misfire conditions tied to incorrect crankshaft signal input
• Check engine light related to crankshaft position sensor faults
• Hard starting after heat soak or during extended cranking

Installation Notes and Tips

Verify connector style and terminal count before installation; this sensor uses a 3-pin configuration. Inspect the harness, connector, and mounting area for corrosion, damage, or oil contamination before replacing the sensor. Confirm vehicle application by year, make, model, and engine configuration before ordering, especially when servicing Honda Civic crankshaft position sensor applications.

Quality Assurance

This Dorman sensor has undergone extensive testing to support reliable operation and consistent OE-style performance. It is intended as a direct replacement for the original equipment crankshaft position sensor.