Hitachi CPS0121 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for Toyota Applications

Hitachi CPS0121 is an engine crankshaft position sensor built to deliver accurate crankshaft timing signals to the ECU. For Toyota Camry, Solara, RAV4, and Celica applications, this sensor supports precise engine management with construction focused on consistent signal output and extended service life.

Key Features

• Engine crankshaft position sensor for ignition and engine timing input
• Accurate signal transmission to the vehicle ECU
• High-quality internal components and materials
• Built for specific vehicle applications
• Part number: CPS0121

Detailed Description

Hitachi CPS0121 is an OE-style crankshaft position sensor engineered for Toyota vehicles that rely on precise crankshaft position data for ignition timing and engine control. This sensor is used in 1995-2001 Toyota Camry, 1999-2001 Toyota Solara, 1996-2000 Toyota RAV4, and 1995-1999 Toyota Celica applications. It is also cross-referenced to 90919-05017 for the same application. The CPS0121 part number is commonly searched by buyers looking for a direct replacement crankshaft sensor for Toyota Camry and Toyota RAV4 engine management repairs.

What It Helps Address

• Intermittent or missing crankshaft position signal
• Engine stalling related to timing input loss
• Hard starting caused by incorrect ECU crankshaft data
• Rough running from unstable ignition timing input
• Check engine light concerns tied to crankshaft sensor faults

Installation Notes and Tips

Verify the connector style, mounting location, and engine application before installation. Compare the removed sensor to CPS0121 and confirm the vehicle year, make, and model match the listed fitment. After installation, clear diagnostic trouble codes and confirm stable engine operation.

Quality Assurance

Hitachi designs this crankshaft position sensor with application-specific construction and durable materials to support accurate ECU signal delivery and consistent service life. Part number CPS0121 is built for the listed Toyota fitments and follows Hitachi’s sensor manufacturing standards.