Standard Ignition TS-304 cooling fan switch for the 1990-1991 Audi 100 and other vehicles sends an electrical signal to the fan controller when the coolant reaches its set temperature.
- Wax formulation expands when heated and trips a snap-action electrical contact
- Wax pellets custom formed for each temperature range specification
- Every unit is calibrated and tested to confirm switch actuation at its specified temperature
- Formed bimetallic contact arm that moves on the different expansion rates of two fused metals
Quick facts
- Part: Standard Ignition TS-304 cooling fan switch
- Also called: engine cooling fan switch
- Fits: 1990-1991 Audi 100 and other vehicles
- Material: Metal housing
- Condition: New
A failing engine cooling fan switch can show up as an engine running hot, a fan that never starts or a fan that runs when it should not. Before you replace the switch, rule out the fan fuse, the fan relay and the connector first, because a fault in any of them can keep the fan from running too.
Fits
This Standard Ignition switch suits the 1990-1991 Audi 100, the 1989-1991 Audi 200 and the 1989-1991 Audi 200 Quattro, and each takes one. For a different Audi, find its year and model in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Thread size: 10MMX1.00
- Overall width: 13.208 mm (0.52 in)
- Voltage: 12 V
- Connector: 1 round male connector, plug-in
- Terminals: 2 male blade
Build and materials
- Housing material: Metal
- Switch shape: Round
- Open at idle: Yes
- Condition: New
- Country of origin: Spain
In the box
One cooling fan switch with its hardware. The wiring harness and a mounting bracket are not included.
Interchange: 035919369E · 035919369S · 053919369A · 054919369B · TFS632 · FS182 · 047131851B
This part cross-references / interchanges with the following part numbers:
035919369E, 035919369S, 053919369A, 054919369B, TFS632, FS182, 047131851B
Frequently Asked Questions
Does the Standard Ignition TS-304 fit the 1989-1991 Audi 200?
Yes. Standard Ignition TS-304 fits the 1989-1991 Audi 200 and takes one per vehicle. The 1990-1991 Audi 100 is covered too.
What comes with the TS-304 fan switch?
The listing is one cooling fan switch with its hardware. A wiring harness and a mounting bracket are not included.
What thread size and voltage does this fan switch use?
Standard Ignition TS-304 has a 10MMX1.00 thread and is rated 12 volts. It connects through a plug-in round connector with two male blade terminals.
How can I tell if a cooling fan switch is going bad?
An engine that runs hot, a fan that never starts or a fan that runs when it should not can all be signs. A shop can test the switch.
Is the TS-304 switch calibrated and tested?
Yes. Each Standard Ignition TS-304 switch is factory-calibrated to make electrical contact at its lower-temperature set point and tested to confirm it actuates at its specified temperature.
