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Standard Ignition RU-425 HVAC Blower Motor Resistor
Reliable HVAC Blower Motor Resistor for Volkswagen Models
The Standard Ignition RU-425 HVAC blower motor resistor is designed to restore proper blower motor function in select Volkswagen vehicles. Engineered for compatibility with Volkswagen Cabrio, Derby, Golf, and Van models, this resistor ensures consistent climate control performance.
- Attachment method: Screw for secure installation
- Connector gender: Female with 2 connector cavities
- Terminal type: 5 male blade terminals
- Supports 3-5 speed blower motor operation
- Operates at 12 volts without included wiring harness or mounting brackets
Product Details and Specifications
The RU-425 blower motor resistor from Standard Ignition is built to regulate the voltage supplied to the blower motor, enabling multiple fan speeds between 3 and 5 settings. It features a screw attachment method for a firm and reliable fitment. The resistor includes a female connector with two cavities and five male blade terminals, designed to interface directly with the vehicle’s wiring harness (not included). This part operates at 12 volts and does not come with additional hardware or mounting brackets, making it a straightforward replacement component for Volkswagen HVAC systems.
Compatible Volkswagen Models and Applications
This blower motor resistor is compatible with Volkswagen Cabrio, Derby, Golf, and Van models. It is specifically designed to address blower motor speed control issues in these vehicles, ensuring proper HVAC system functionality and driver comfort.
- Restores blower motor speed control in Volkswagen Cabrio, Derby, Golf, and Van
- Resolves inconsistent or non-functioning blower fan speeds
- Eliminates blower motor stuck on one speed or no speed
- Prevents overheating or electrical faults in the blower motor circuit
Installation Notes and Tips
Installation requires removing the old blower motor resistor and securing the RU-425 unit using screws. Ensure the female connector aligns properly with the vehicle’s wiring harness. Since no wiring harness or mounting brackets are included, reuse existing components from the original resistor. Verify the blower motor operates across all intended speeds after installation.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The RU-425 blower motor resistor undergoes quality control testing to ensure reliable operation within Volkswagen HVAC systems. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.
| Brand | Standard Ignition |
| Part Number | RU-425 |
| Attachment Method | Screw |
| Connector Gender | Female |
| Hardware Included | No |
| Harness Length - cm | No wire |
| Harness Length - inches | No wire |
| Mounting Bracket(s) Included | No |
| Number Of Connector Cavities | 2 |
| Number Of Speeds | 3-5 Speed |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Wiring Harness Included | No |
This part fits 19 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Volkswagen | Van | 1.8L | L4 | N/A | without air conditioning |
| 2008 | Volkswagen | Van | 1.8L | L4 | N/A | without air conditioning |
| 2007 | Volkswagen | Van | 1.8L | L4 | N/A | without air conditioning |
| 2006 | Volkswagen | Van | 1.8L | L4 | N/A | without air conditioning |
| 2002 | Volkswagen | Cabrio | 2.0L | L4 | N/A | |
| 2001 | Volkswagen | Cabrio | 2.0L | L4 | N/A | |
| 2000 | Volkswagen | Cabrio | 2.0L | L4 | N/A | |
| 1999 | Volkswagen | Cabrio | 2.0L | L4 | N/A | without air conditioning |
| 1998 | Volkswagen | Cabrio | 2.0L | L4 | N/A | without air conditioning |
| 1998 | Volkswagen | Golf | N/A | |||
| 1997 | Volkswagen | Cabrio | 2.0L | L4 | N/A | without air conditioning |
| 1997 | Volkswagen | Derby | 1.8L | L4 | N/A | without air conditioning |
| 1997 | Volkswagen | Golf | N/A | |||
| 1996 | Volkswagen | Cabrio | 2.0L | L4 | N/A | without air conditioning |
| 1996 | Volkswagen | Derby | 1.8L | L4 | N/A | without air conditioning |
| 1996 | Volkswagen | Golf | N/A | |||
| 1995 | Volkswagen | Cabrio | 2.0L | L4 | N/A | without air conditioning |
| 1995 | Volkswagen | Derby | 1.8L | L4 | N/A | without air conditioning |
| 1995 | Volkswagen | Golf | N/A |
* 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.