Beck Arnley 158-0604 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Toyota and Mazda

Restore accurate coolant temperature readings with this Beck Arnley engine coolant temperature sensor. Part number 158-0604 is built to meet foreign nameplate OE specifications for form, fit, and function, giving you a direct replacement option for select Toyota, Mazda, and Scion applications.

Key Features

• Beck Arnley engine coolant temperature sensor, part number 158-0604
• OE-style fit and function for foreign nameplate applications
• Supports accurate engine temperature signal input to the vehicle system
• Compatible with select Toyota Echo, Corolla, Camry, Solara, Paseo, and Tercel models
• Also fits select Mazda Miata and Protege models, plus Scion xA and xB

Detailed Description

Beck Arnley 158-0604 is an engine coolant temperature sensor for drivers replacing a worn or inaccurate sensor on select Toyota, Mazda, and Scion vehicles. It is sourced to match OE specifications for form, fit, and function, helping maintain the correct coolant temperature signal used by the engine management system. This part number 158-0604 is a practical choice when you need a direct-fit replacement for applications such as 2000-2005 Toyota Echo, 1998-2001 Toyota Corolla, or 1999-2005 Mazda Miata.

This part cross-references Denso Type applications for the same vehicle fitment.

What It Helps Fix

• Incorrect coolant temperature readings
• Check engine light concerns related to temperature sensor input
• Hard starting or rough running caused by faulty temperature data
• Fuel mixture issues tied to inaccurate engine temperature signals
• Cooling system monitoring problems on affected Toyota, Mazda, and Scion models

Installation Notes and Tips

Verify the connector style and engine application before installation. Compare the old sensor to the replacement part and confirm the vehicle’s year, make, and model match the listed fitment. For best results, inspect the connector and surrounding cooling system components during service.

• Fits 1999-2005 Mazda Miata
• Fits 2004-2005 Scion xA
• Fits 2004-2005 Scion xB
• Fits 2000-2005 Toyota Echo, Denso Type
• Fits 2002-2003 Toyota Solara
• Fits 2002 Toyota Camry
• Fits 1998-2001 Toyota Corolla
• Fits 1995-1999 Mazda Protege
• Fits 1998 Toyota Paseo
• Fits 1998 Toyota Tercel
• Fits 1997 Toyota Paseo, From 5/97; Denso Brand
• Fits 1997 Toyota Tercel, From 5/97; Denso Brand

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications, with product specialists working alongside global sourcing partners to help ensure the correct fit for the listed applications.