Denso 196-4009 Engine Crankshaft Position Sensor

OE Crankshaft Position Sensor for Nissan and Infiniti

The Denso 196-4009 engine crankshaft position sensor is built for direct OE-style replacement on a wide range of Nissan and Infiniti applications. It uses precise sensing technology to help the engine control module maintain accurate ignition timing and crankshaft signal input.

For drivers searching for a crankshaft position sensor for Nissan Altima, Maxima, Murano, Pathfinder, GT-R, or Infiniti Q50 and QX50 applications, this Denso sensor offers the fitment and connector style needed for a clean replacement.

Key Features

• OE-standard crankshaft position sensor construction
• Leading-edge sensing technology for accurate signal detection
• 3-terminal design with female connector and male terminals
• Oval connector shape with 1 connector and 1 mounting hole
• No wiring harness included
• No mounting bracket included

Product Details

Denso’s Engine Crankshaft Position Sensor line focuses on precise engine speed and crank position detection, which supports more accurate ignition timing control. Part number 196-4009 is engineered to meet strict OE standards for reliability and durability, making it a practical replacement for vehicles that rely on stable crankshaft signal input. This part cross-references Standard Ignition PC791 and Wells SU12941 for the same application.

Compatible with many Nissan and Infiniti models, including 2017-2024 Infiniti Q50, 2017-2024 Nissan Altima, 2017-2023 Nissan Maxima, 2017-2022 Infiniti Q60, and 2022-2024 Nissan Pathfinder, this sensor is also used across additional applications such as Nissan Murano, GT-R, Frontier, 370Z, Z, and several Infiniti QX and G-series vehicles. The Denso 196-4009 is a direct-fit option for owners replacing a failing crankshaft sensor on OE-equipped vehicles.

Common Issues This Sensor May Address

• Hard starting or extended crank time
• Intermittent stalling or engine cut-out
• Check engine light related to crankshaft signal faults
• Rough idle or inconsistent engine speed readings
• Ignition timing and engine synchronization concerns

Installation Notes and Tips

Verify connector shape, terminal count, and mounting location before installation. This sensor uses a female connector with 3 male terminals, an oval connector shape, and a single mounting hole. No wiring harness or mounting bracket is included, so reuse existing vehicle hardware where applicable. Confirm the exact engine position listed for your vehicle, including Upper or Lower applications where specified, before ordering.

Quality Assurance

Denso manufactures this crankshaft position sensor to strict OE standards with an emphasis on detection accuracy, durability, and dependable signal output. Part number 196-4009 is built for direct replacement use on confirmed Nissan and Infiniti applications.