Standard Ignition TS-104 Engine Cooling Fan Switch

Engine Cooling Fan Switch Overview

Standard Ignition TS-104 is an engine cooling fan switch built for direct radiator-mounted applications that use a 12-volt, plug-in electrical connection. It features a round metal housing with a male connector, two blade terminals, and an open-at-idle switch design for temperature-based fan control.

Compatible with select Saab 900 and Volkswagen Rabbit applications, including radiator-mounted 2-terminal setups, this TS-104 cooling fan switch supports accurate fan engagement in the vehicles listed below.

Key Features

• Standard Ignition TS-104 engine cooling fan switch
• 12-volt electrical design
• Plug-in attachment method with 1 round male connector
• 2 male blade terminals
• Round switch shape with metal housing
• Open at idle switch actuation style
• 22mm x 1.50 thread size
• Hardware included for installation
• Black and gold finish

Detailed Product Description

The Standard Ignition TS-104 is a radiator-mounted engine cooling fan switch used to control fan operation based on coolant temperature. Its metal housing, round connector design, and 22mm x 1.50 thread size support a secure fit in the specified applications. This part number TS-104 is listed for 1992-1994 Saab 900 and 1980-1984 Volkswagen Rabbit Convertible and Rabbit Pickup models with 2-terminal radiator-mounted configurations. Cross-reference part numbers include Airtex Fuel Pumps FS164 and Standard Ignition TS-104.

Common Symptoms This Part Can Address

• Cooling fan does not switch on at the proper temperature
• Cooling fan runs inconsistently after warm-up
• Engine temperature rises in stop-and-go driving
• Radiator fan control circuit shows intermittent operation
• Temperature switch failure at the radiator connection

Installation Notes and Tips

• Verify the thread size, connector style, and terminal layout before installation.
• Confirm the radiator-mounted location and 2-terminal configuration on the vehicle.
• Inspect the connector and terminals for corrosion or heat damage before connecting the new switch.
• Use the included hardware as required by the application.
• Check cooling system condition and coolant level after installation.

Quality Assurance

Standard Ignition supplies electrical and engine management components for service replacement applications. The TS-104 is built with a metal housing and application-specific electrical connections for the listed vehicle fitments.

• Fits 1992-1994 Saab 900, N/A, on radiator
• Fits 1980-1984 Volkswagen Rabbit Convertible, N/A, located in radiator
• Fits 1980-1983 Volkswagen Rabbit Pickup, N/A, on radiator