Walker 235-1203 Engine Crankshaft Position Sensor

Walker 235-1203 Crankshaft Position Sensor

Walker Products 235-1203 is an engine crankshaft position sensor built for precise engine timing signal input and reliable ignition system operation. It is a direct-fit style replacement for select Nissan applications, including Frontier, Altima, Sentra, X-Trail, and NV350 Urvan coverage.

Walker Products has supplied fuel system and engine management components since 1946, with manufacturing and engineering support focused on meeting or exceeding OEM standards. The Walker Products line includes sensors and other engine management parts for everyday repair and maintenance needs.

Key Features

• Engine crankshaft position sensor for ignition and engine management service
• Black housing with 1 oval connector
• 1 mounting hole for OE-style installation
• 3-terminal female connection with male connector gender
• Compatible With select Nissan Frontier, Altima, Sentra, X-Trail, and NV350 Urvan applications
• Part number 235-1203 for catalog and cross-reference lookup

Detailed Description

The Walker 235-1203 crankshaft position sensor monitors crankshaft position and sends the signal needed for accurate engine timing and fuel control. This sensor is listed for 2005-2019 Nissan Frontier, 2002-2006 Nissan Altima, 2002-2006 Nissan Sentra, 2002-2008 Nissan X-Trail, 2014-2017 Nissan NV350 Urvan, and 2001 Nissan Altima applications. For buyers searching for a Nissan Frontier crankshaft position sensor or a Nissan Altima crankshaft sensor replacement, 235-1203 provides a fitment-specific option backed by Walker Products’ engine sensor experience.

This part cross-references Standard Ignition PC464 and Delphi SS10816 for the same application.

What It Helps Fix

• Crankshaft position signal loss
• Hard starting or no-start conditions
• Intermittent stalling
• Rough running caused by incorrect engine timing input
• Check engine light concerns related to crankshaft sensor performance

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. This sensor uses a single oval connector, 3 terminals, and 1 mounting hole, so matching the OE connector and bracket layout is important. Confirm the exact vehicle year and engine application for your Nissan Frontier, Altima, Sentra, X-Trail, or NV350 Urvan before replacement.

Quality Assurance

Walker Products manufactures engine sensors and related components to meet or exceed OEM standards and specifications. The company is ISO 9001 and IATF 16949 certified, with product management, engineering, and technical support resources supporting part accuracy and application coverage.