Standard Ignition RU918 HVAC Blower Motor Resistor - Front

Brand Standard Ignition RU918
Position Front
Fits Acura and Honda · 22 vehicles

Bolt-on installation. Electronic blower motor resistor with a rectangular connector for straightforward replacement.

3-5 speed control. Supports multiple blower speeds for consistent HVAC airflow adjustment.

Metal and plastic housing. Built with a durable mixed-material construction and blade terminals.

Cross-references Standard Ignition RU918, 4P1899 and 79330TG7A61 for the same application. See all 8.

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HVAC Blower Motor Resistor for Honda and Acura

Standard Ignition RU918 is an HVAC blower motor resistor for vehicles with 3-5 speed blower control systems. It uses an electronic coil type, a bolt-on attachment method, and a rectangular female connector with a single connector cavity for direct replacement service.

Compatible with select Honda Passport, Pilot, and Ridgeline applications, plus Acura MDX models, RU918 supports blower speed control when the cabin fan no longer responds correctly. This Standard Ignition RU918 replacement is built with a metal and plastic housing and blade terminals for a straightforward electrical connection.

Key Features

  • HVAC blower motor resistor for cabin fan speed control
  • Electronic coil type with 3-5 speed operation
  • Bolt-on mounting style for secure installation
  • Female rectangular connector with 4 male blade terminals
  • Metal and plastic housing in black and gray finish
  • Direct-fit replacement for select Honda and Acura vehicles

Detailed Description

Standard Ignition RU918 is an HVAC blower motor resistor used to regulate blower motor speed in the heating and air conditioning system. It is specified for 3-position switch systems and is listed for 2019-2021 Honda Passport, 2016-2021 Honda Pilot, 2017-2021 Honda Ridgeline, 2020 Acura MDX, and 2014-2019 Acura MDX Front applications. If you are searching for a Honda Pilot blower motor resistor, Acura MDX blower resistor, or a Honda Ridgeline HVAC resistor, RU918 matches those fitments directly.

This part cross-references Standard Ignition RU1607 for the same application.

Common Problems It Can Address

  • Blower fan works on only one or a few speed settings
  • Cabin fan stops responding to the speed selector
  • Intermittent HVAC blower operation
  • Loss of low or medium fan speeds
  • Resistor-related HVAC control faults in the dash climate system

Installation Notes and Tips

Verify the connector style, terminal count, and vehicle fitment before installation. RU918 mounts with a bolt-on design and does not include a wiring harness, mounting bracket, or hardware. Confirm the original resistor location and inspect the blower motor circuit for heat damage or corrosion before replacing the part.

Quality Assurance

Standard Ignition supplies replacement electrical and HVAC components for service applications, and RU918 is built to match the listed vehicle fitments and connector configuration for direct replacement use.

This part fits 22 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2021HondaPassport3.5LV6N/A
2021HondaPilotN/A
2021HondaRidgelineN/A
2020AcuraMDX3.0LV6N/A
2020AcuraMDX3.5LV6N/A
2020HondaPassport3.5LV6N/A
2020HondaPilotN/A
2020HondaRidgelineN/A
2019AcuraMDXFront
2019HondaPassport3.5LV6N/A
2019HondaPilotN/A
2019HondaRidgelineN/A
2018AcuraMDXFront
2018HondaPilotN/A
2018HondaRidgelineN/A
2017AcuraMDXFront
2017HondaPilotN/A
2017HondaRidgelineN/A
2016AcuraMDXFront
2016HondaPilotN/A
2015AcuraMDXFront
2014AcuraMDXFront
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — RU9184P189979330TG7A6179330TZ5A41BR817JA2021RU1607RUC1519