Holstein 2CTS0056 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Subaru Applications

Holstein Parts 2CTS0056 is an engine coolant temperature sensor built with a rectangular female connector, 2 blade terminals, and no wiring harness included. It is a direct-fit style replacement for select Subaru, Scion, and Subaru BRZ applications where accurate coolant temperature input is needed for engine management.

Holstein Parts focuses on replacement electrical and engine management components for import applications. This sensor is specified for vehicles that use the gray connector configuration noted in the fitment data, including Subaru Outback and Subaru Legacy coverage.

Key Features

• Engine coolant temperature sensor for temperature signal input to the engine control system
• Rectangular connector shape with female connector gender
• 2 blade terminals for the listed applications
• No wiring harness included
• Fits select Subaru, Scion FR-S, and Subaru BRZ models
• Holstein Parts 2CTS0056 replacement part number for catalog matching

Detailed Description

Holstein Parts 2CTS0056 is an engine coolant temperature sensor used to report coolant temperature to the vehicle’s control system so the engine can manage fueling, warm-up strategy, and temperature-related operation. The connector and terminal design are important for proper electrical connection, and this unit is listed with a rectangular female connector and blade terminals. For buyers searching for a Subaru coolant temperature sensor, Subaru Legacy coolant temp sensor, or Subaru Outback engine coolant temperature sensor, this part number provides a fitment-specific replacement option.

This part cross-references Beck/Arnley 158-1395 and Standard Ignition TX157 for the same application. It also matches select Subaru and Scion fitments under Holstein Parts 2CTS0056.

What It Helps Address

• Incorrect coolant temperature readings
• Hard starting or rough cold operation tied to temperature input
• Cooling fan control issues caused by faulty sensor data
• Check engine light conditions related to coolant temperature circuit faults
• Fuel mixture and warm-up control problems from a failing sensor

Installation Notes and Tips

• Verify connector style before installation; this unit uses a rectangular female connector with 2 blade terminals.
• Confirm the vehicle build date and engine configuration where fitment notes apply, especially on Subaru Forester, Legacy, and Tribeca applications.
• Inspect the connector and terminals for corrosion or damage before installing the new sensor.
• Use the listed fitment data to confirm the exact application for Subaru Outback, Subaru Legacy, Subaru Forester, Subaru Impreza, Subaru Tribeca, Scion FR-S, and Subaru BRZ.

Quality Assurance

Holstein Parts supplies replacement electrical components for import vehicle applications, and this sensor is cataloged against multiple OE-style interchange references for fitment verification. Confirm the part number 2CTS0056 against the vehicle’s connector and application details before installation.

Compatible With

• Fits 2015 Subaru Outback, N/A, with Gray Connector; Holstein Parts
• Fits 2005-2014 Subaru Legacy, N/A, Holstein Parts
• Fits 2005-2014 Subaru Outback, N/A, Holstein Parts
• Fits 2013 Scion FR-S, N/A, Holstein Parts
• Fits 2013 Subaru BRZ, N/A, Holstein Parts
• Fits 2009-2013 Subaru Forester, N/A, Holstein Parts
• Fits 2012-2013 Subaru Forester, N/A, To 05/2012; Holstein Parts
• Fits 2012-2013 Subaru Legacy, N/A, At Spark Plug & High Tension Cord; To 06/2012; Holstein Parts
• Fits 2012-2013 Subaru Tribeca, N/A, At Spark Plug & High Tension Cord; To 08/2012; Holstein Parts
• Fits 2012 Subaru Impreza, N/A, To 06/2012; Holstein Parts
• Fits 2008-2012 Subaru Impreza, N/A, Holstein Parts
• Fits 2010-2011 Subaru Legacy, N/A, At Spark Plug & High Tension Cord; Holstein Parts
• Fits 2008-2011 Subaru Tribeca, N/A, At Spark Plug & High Tension Cord; Holstein Parts
• Fits 2005-2008 Subaru Forester, N/A, At Cylinder Head; Holstein Parts
• Fits 2006-2007 Subaru B9 Tribeca, N/A, Holstein Parts
• Fits 2005-2007 Subaru Impreza, N/A, At Cylinder Head; Holstein Parts