OE Quality
60-Day Returns

Standard Ignition DFG51 Defroster Switch
Reliable Window Defroster Switch for Volkswagen Vehicles
The Standard Ignition DFG51 window defroster switch is designed specifically for Volkswagen models including the Corrado, EuroVan, and Passat. This black plastic switch features four male blade terminals, ensuring a secure and precise electrical connection for your vehicle's defroster system.
Key Features of the Standard Ignition DFG51 Switch
- Color/Finish: Black plastic housing for durability and aesthetic match
- Terminal Type: Four male blade terminals for reliable connectivity
- Contents: Includes one window defroster switch
- Compatible with Volkswagen Corrado, EuroVan, and Passat models
- Part Number: DFG51 for easy identification and replacement
Detailed Description of the Window Defroster Switch
The Standard Ignition DFG51 window defroster switch is engineered to meet OEM specifications, providing consistent performance and fitment. Its plastic finish offers resistance to wear and environmental factors, while the four male blade terminals ensure a stable electrical connection. This switch is an essential component for controlling the rear window defroster, helping to maintain clear visibility in cold or humid conditions. Designed for Volkswagen Corrado, EuroVan, and Passat models, the DFG51 switch integrates seamlessly with the vehicle’s existing wiring harness.
Common Issues Addressed by the DFG51 Defroster Switch
- Non-responsive rear window defroster
- Intermittent defroster operation or failure to activate
- Electrical connection problems due to worn or damaged switch terminals
- Switch housing damage affecting functionality
- Replacement for faulty or broken original defroster switch
Installation Notes and Tips
- Ensure vehicle ignition is off before installation to prevent electrical shorts
- Disconnect the battery to avoid accidental shocks or damage
- Verify terminal connections match the vehicle wiring harness for proper fit
- Use appropriate tools to remove the old switch without damaging surrounding components
- Test the switch operation before reassembling the dashboard or panel
Quality Assurance and Warranty Information
Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The DFG51 window defroster switch undergoes quality control inspections to maintain consistent functionality. Warranty coverage details should be confirmed with the original product documentation or authorized distributors.
| Brand | Standard Ignition |
| Part Number | DFG51 |
| Color | Black |
| Contents | 1 Switch |
| Finish | Plastic |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1996 | Volkswagen | EuroVan | N/A | To 5/96; Rear |
| 1995 | Volkswagen | EuroVan | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1994 | Volkswagen | EuroVan | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1994 | Volkswagen | Passat | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1993 | Volkswagen | EuroVan | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1993 | Volkswagen | Passat | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1992 | Volkswagen | Corrado | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1992 | Volkswagen | EuroVan | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1992 | Volkswagen | Passat | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1991 | Volkswagen | Corrado | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1991 | Volkswagen | Passat | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1990 | Volkswagen | Corrado | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
| 1990 | Volkswagen | Passat | N/A | Rear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch. |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.