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Standard Ignition RU-388 HVAC Blower Motor Resistor - Rear
Overview of Standard Ignition HVAC Blower Motor Resistor RU-388
The Standard Ignition HVAC Blower Motor Resistor RU-388 is designed specifically for Toyota Sequoia and Sienna models. This component regulates the blower motor speed, ensuring proper climate control performance in your vehicle's HVAC system.
- Attachment method: Screw for secure installation
- Connector gender: Female with rectangular shape
- Number of speeds supported: 3-5 speed settings
- Terminal type: 4 male blade terminals
- Voltage rating: 12 volts
- No wiring harness or mounting brackets included
Detailed Product Description
The RU-388 blower motor resistor from Standard Ignition is engineered to provide reliable control over the HVAC blower motor speeds in Toyota Sequoia and Sienna vehicles. Featuring a screw attachment method, this resistor ensures a firm and stable fit within the HVAC system. The female rectangular connector with one cavity allows for straightforward electrical connection, while the four male blade terminals provide consistent conductivity. Designed to operate at 12 volts, this resistor supports multiple blower speeds ranging from three to five, accommodating various climate control settings.
Compatible Vehicles and Applications
This HVAC blower motor resistor is compatible with Toyota Sequoia and Toyota Sienna models, making it a direct replacement part for these vehicles. It is intended to restore proper blower motor function and regulate fan speeds effectively.
- Resolves blower motor speed issues such as inconsistent airflow
- Fixes HVAC blower motor stuck on one speed
- Eliminates blower motor failure to operate at certain speeds
- Addresses overheating or electrical resistance problems in the blower circuit
Installation Notes and Tips
Installation requires removing the old resistor and securing the RU-388 using screws. Since no wiring harness or mounting brackets are included, reuse existing hardware and connectors. Ensure the connector is properly seated to avoid electrical issues. It is recommended to disconnect the vehicle battery before installation to prevent electrical shorts.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit and function. The RU-388 blower motor resistor undergoes quality control testing to ensure durability and reliable performance. Warranty coverage details should be confirmed with the point of purchase or Standard Ignition documentation.
| Brand | Standard Ignition |
| Part Number | RU-388 |
| Attachment Method | Screw |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Hardware Included | No |
| Harness Length - cm | No wire |
| Harness Length - inches | No wire |
| Mounting Bracket(s) Included | No |
| Number Of Connector Cavities | 1 |
| Number Of Speeds | 3-5 Speed |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Wiring Harness Included | No |
This part fits 11 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | Toyota | Sequoia | Rear | w/ Manual Control |
| 2003 | Toyota | Sienna | Rear | w/ Manual Control; Heater Resistor |
| 2003 | Toyota | Sienna | Rear | w/ Manual Control; For Heater Unit |
| 2002 | Toyota | Sienna | Rear | w/ Manual Control; Heater Resistor |
| 2002 | Toyota | Sienna | Rear | w/ Manual Control; For Heater Unit |
| 2001 | Toyota | Sequoia | Rear | w/ Manual Control |
| 2001 | Toyota | Sienna | Rear | w/ Manual Control; Heater Resistor |
| 2001 | Toyota | Sienna | Rear | w/ Manual Control; For Heater Unit |
| 2000 | Toyota | Sienna | Rear | w/ Single Sliding Door; w/ Manual Control |
| 1999 | Toyota | Sienna | Rear | w/ Single Sliding Door; w/ Manual Control |
| 1998 | Toyota | Sienna | Rear | w/ Single Sliding Door; w/ Manual Control |
* 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.