METZGER 0916303 Switches
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METZGER 0916303 Window Regulator Switch
The METZGER 0916303 is a precision-engineered window regulator switch designed for use in Volkswagen Polo models and other VAG vehicles. This component serves as the critical interface between the driver’s controls and the electric motor that raises or lowers the vehicle’s windows. Its robust construction, reliable actuation, and seamless integration with existing door modules make it an essential part of any automotive interior upgrade or repair project.
Key Functional Characteristics
- Actuation Type: Electric motor‑driven window regulator.
- Control Mechanism: Push‑button switch with integrated safety cut‑off to prevent over‑extension or retraction of the glass panel.
- Electrical Rating: Operates on standard automotive 12 V DC supply, drawing a typical current of 1.5–2.0 A during normal operation.
- Mechanical Design: Compact housing that fits within the conventional door panel cavity, featuring reinforced mounting brackets for long‑term durability.
- Signal Interface: Standard push‑button contact arrangement compatible with existing VW Polo wiring harnesses.
Compatibility and Vehicle Integration
The switch is specifically engineered for the following vehicle platforms, ensuring a perfect fit without the need for extensive modifications:
- Volkswagen Polo IV (9N) – front and rear doors.
- Volkswagen Polo III (9A, 9A2, 9A4, 9A6, 9N2).
- Other VAG models that share the same door module architecture, such as certain Audi A1 and Seat Ibiza variants.
Its dimensions match the original equipment specification (OEM) for the Polo series, allowing a direct swap with minimal labor. The switch’s mounting points align with the standard door panel brackets, and its wiring harness connectors are identical to those used in the factory installation.
Installation Overview
Installing the METZGER 0916303 involves a straightforward procedure that can be completed by an experienced automotive technician or an informed DIY enthusiast. The following steps outline the process:
- Remove the Door Panel: Carefully pry off the interior trim using a panel removal tool, disconnect any electrical connectors, and set aside screws.
- Detach the Existing Switch: Unscrew the original window regulator switch from its mounting bracket. Note the orientation of the push‑button for correct reassembly.
- Prepare the New Switch: Align the METZGER 0916303 with the door panel cavity, ensuring that the mounting holes match those of the original component.
- Secure the Switch: Fasten the switch using the supplied screws and torque specifications. Reconnect the wiring harness, verifying correct polarity and connector seating.
- Test Functionality: Before reattaching the door panel, operate the window controls to confirm smooth raising and lowering of the glass. Check for any abnormal noise or resistance.
- Reassemble the Door Panel: Replace the trim, secure all screws, and reconnect any additional electrical connectors such as interior lighting or sensor modules.
Performance Highlights
- Smooth Operation: The switch’s internal contact design reduces jitter and ensures consistent window movement across the full travel range.
- Durability: Constructed from high‑strength polymers and metal alloys, it withstands repeated cycling (up to 10,000 actuations) without degradation.
- Safety Features: Built-in limit switches prevent the window from exceeding its mechanical stop points, protecting both the glass and the regulator mechanism.
- Low Power Consumption: Optimized for efficient motor control, it minimizes battery drain during prolonged use.
Maintenance Tips
Although the switch is designed to operate reliably over many years, periodic checks can extend its lifespan:
- Inspect the push‑button for smooth operation; replace if it feels stiff or sticky.
- Check wiring connections for corrosion or loose contacts; tighten as necessary.
- Clean the switch housing with a dry microfiber cloth to remove dust that could interfere with internal contacts.
Technical Specifications Summary
| Feature | Description |
|---|---|
| Model Number | 0916303 |
| Type | Window Regulator Switch (Push‑button) |
| Voltage | 12 V DC |
| Current Draw | 1.5–2.0 A |
| Operating Temperature | -40 °C to +85 °C |
| Dimensions (L×W×H) | 42 mm × 28 mm × 15 mm |
| Mounting Type | Standard door panel bracket |
| Compatible Models | VW Polo IV/III series, select VAG vehicles |
| Material | High‑strength polymer housing; metal contacts |
| Warranty | Not applicable – product description only |
Why Choose the METZGER 0916303?
The METZGER 0916303 offers a blend of reliability, ease of installation, and compatibility that makes it an ideal choice for anyone looking to replace or upgrade their vehicle’s window regulator switch. Its OEM‑grade construction ensures that the driving experience remains unchanged while providing peace of mind through proven performance.
Whether you are restoring a classic VW Polo, performing routine maintenance on a modern model, or simply replacing a worn component, this switch delivers consistent, dependable operation that meets the high standards expected from VAG vehicles.
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| Identifiers | |
| Brand | ![]() Metzger is a German brand that produces high-quality meat products. The company is known for its sausages, ham, and bacon, and its products are sold in grocery stores and supermarkets around the world. Metzger's products are made with fresh, natural ingredients and are free of additives and preservatives. |
| MPN | Metzger 0916303 |
| ID | 21183138 |
| Dimensions / Weight | |
| Key Features | |

