Audi TT 8N Switch Button Heated Rear Window Switch 8N0941503B

Audi TT 8N Switch Button Heated Rear Window Switch is a factory component from the Switches, control elements and ignition locks group, designed specifically for operating the rear window heating system. The original design ensures reliable operation of the defrosting system, and the precise fit facilitates installation in the standard console panel.

Specifications and technical data

• SKU: 8N0941503B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8N0941503B
• Substitutable numbers: 8N0941503B, 8N0 941 503 B
• Location on the vehicle: Rear
• Category: Switches & Controls

Function and application of the switch

The switch is responsible for controlling the rear window heating circuit in the first-generation Audi TT, enabling the rapid removal of steam and frost from the glass surface. Its placement in the Rear zone of the vehicle allows for precise alignment with the factory electrical system and maintains the original ergonomics of operation.

The component is designed for integration with the factory installation, ensuring that once properly connected, it restores full functionality of the window heating without the need for modifying the wiring harness or the control panel.

Construction and fitment for Audi

The button was developed by the Audi brand as part of the comfort control system, maintaining the consistent interior styling of the TT 8N model. The shape of the housing, the latch guidance, and the electrical connector are adapted to the factory socket, which facilitates installation and minimizes the risk of looseness or improper seating.

The graphic markings on the switch's operating panel are clear and consistent with factory pictograms, which allows for maintaining a uniform cockpit appearance and intuitive operation of the window heating system.

Benefits of using an original used component

Choosing an original, used switch for the Audi TT 8N allows you to maintain the integrity of the electrical system and avoid problems typical of replacements of uncertain origin. An element from the same product line as the factory equipment ensures:

• proper cooperation with control modules responsible for window heating,
• appropriate electrical parameters matched to the vehicle's installation,
• preservation of the original aesthetics of the control panel.

The used condition means that the component comes from disassembly, which in practice allows you to combine reasonable cost with maintaining the factory specification and design intended by the manufacturer.

Practical installation tips

Before installation, it is recommended to verify the compatibility of the switch with your Audi TT 8N based on the manufacturer's markings and connector configuration. Proper seating in the panel and a secure connection of the electrical harness are crucial for the stable operation of the rear window heating system and to avoid circuit interruptions.

Due to the nature of the control element, it is worth ensuring clean contacts and correct routing of the wires, which reduces the risk of local voltage drops and ensures uniform heating performance across the entire surface of the glass.

Expanding the control system in Audi

If you are planning a comprehensive repair or upgrade of the comfort control zone in your Audi and need other elements from the same group, such as comfort function buttons, light switches, or ignition lock components, check the available parts in the Audi Switches, control elements and ignition locks category.

More about the advantages of original used parts

When selecting used control elements, it is worth being guided primarily by their origin and compliance with the manufacturer's factory specification. A good practice is to use original components from disassembly, which allows for maintaining the proper operating parameters of comfort and safety systems.

If you want to better understand what to look for when choosing used premium-class components and how to evaluate their cost-effectiveness compared to new replacements, the article on our blog will be helpful: Used parts for Mercedes – original parts from disassembly.