Prenco 4D-1252 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for Volvo Applications

Prenco 4D-1252 is an engine crankshaft position sensor for select Volvo models, including the C70, S60, S70, S80, and V70. It uses a 2-wire layout with a rectangular female connector and blade terminals for direct sensor replacement on the listed applications.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Fits 1999-2001 Volvo C70, N/A
• Fits 2001 Volvo S60, N/A
• Fits 1999-2001 Volvo S80, N/A
• Fits 1999-2001 Volvo V70, N/A
• Fits 1999-2000 Volvo S70, N/A
• Rectangular 1-connector design with female connector gender
• 2-wire sensor with 2 blade terminals and male terminal gender
• Sensor body diameter: 0.7
• Wiring harness length: 11.5
• No mounting bracket included

Detailed Description

Prenco 4D-1252 is built as an engine crankshaft position sensor for Volvo ignition and engine timing systems. The sensor uses a rectangular connector, 2-wire configuration, and blade-style terminals to match the listed vehicle applications. This part cross-references Standard Ignition PC578 for the same application. If you are replacing a crankshaft position sensor on a Volvo C70, Volvo S60, Volvo S80, Volvo V70, or Volvo S70, verify connector style, wire count, and mounting location against the original part before installation.

Common Issues This Part May Resolve

• Engine no-start condition caused by a failed crankshaft position sensor
• Intermittent stalling or sudden engine shutdown
• Rough running or inconsistent engine speed signal
• Check engine light related to crankshaft position sensor faults
• Hard starting after heat soak or extended driving

Installation Notes and Tips

Confirm the original connector shape, terminal style, and harness length before installation. Clean the mounting area and inspect the wiring for damage, corrosion, or oil contamination before connecting the new sensor. Because this sensor does not include a mounting bracket, reuse the existing bracket or mounting point if equipped on the vehicle. Always clear diagnostic trouble codes and verify engine operation after replacement.

Quality Assurance

Prenco replacement parts are cataloged for direct-fit service on the listed Volvo applications. Part number 4D-1252 is specified for the fitments shown above and is supported by interchange references including Standard Ignition PC578.