HomeHVAC > Motors, Core, Case and Related ComponentsFour Seasons 20512 HVAC Blower Motor Resistor
Part #: 20512

Four Seasons 20512 HVAC Blower Motor Resistor

Resistor Block
⚙️ 54 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Resistor Block
🚗Fitment: Subaru, Crosstrek, Forester, Impreza, XV, and XV Crosstrek
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Overview of Four Seasons Resistor Block 20512

The Four Seasons Resistor Block 20512 is a critical HVAC blower motor resistor designed for select Subaru models. Engineered to regulate blower motor speeds, this resistor block ensures consistent climate control performance in vehicles like the Subaru Crosstrek, Forester, Impreza, XV, and XV Crosstrek.

  • Connector Gender: Female
  • Connector Shape: Rectangular
  • Number of Terminals: 4
  • Speed Setting: Fixed #3
  • Type: Switches

Detailed Product Description

This HVAC blower motor resistor from Four Seasons features a female rectangular connector with four terminals, designed to provide a fixed speed setting (#3) for the blower motor. The resistor block plays a vital role in controlling the electrical current to the blower motor, allowing the HVAC system to adjust airflow speed accurately. The part number 20512 identifies this specific resistor block, ensuring compatibility and ease of replacement for Subaru Crosstrek, Forester, Impreza, XV, and XV Crosstrek models.

The Four Seasons Resistor Block product line focuses on delivering reliable and precise resistor components for HVAC systems. This line is tailored to meet the electrical and mechanical requirements of various vehicle HVAC blower motors, providing consistent performance and durability.

Common Applications and Issues Addressed

  • Restores proper blower motor speed control in Subaru Crosstrek and Forester HVAC systems
  • Resolves blower motor stuck on a single speed or not working at certain speeds
  • Fixes intermittent blower motor operation or no airflow from vents
  • Eliminates overheating or electrical resistance issues in the blower motor circuit
  • Addresses HVAC blower motor resistor failures in Subaru Impreza and XV models

Installation Notes and Tips

  • Ensure vehicle ignition is off before installation to avoid electrical hazards
  • Locate the blower motor resistor block within the HVAC housing, typically near the blower motor
  • Disconnect the female rectangular connector carefully to avoid damaging terminals
  • Replace with Four Seasons Resistor Block part number 20512 for exact fit and function
  • Verify blower motor operation at all speeds after installation

Quality Assurance and Warranty

Four Seasons manufactures the Resistor Block 20512 to meet or exceed OEM specifications for HVAC blower motor resistors. This part undergoes rigorous quality control to ensure reliable electrical performance and durability. While specific warranty details may vary, Four Seasons typically offers a limited warranty covering defects in materials and workmanship for this product.

BrandFour Seasons
Part Number20512
PositionResistor Block
Connector GenderFemale
Connector ShapeRectangular
DescriptionResistor Block
Number of Terminals4
SpeedFixed # 3
TypeSwitches

This part fits 54 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2018SubaruCrosstrekN/ANot compatible with automatic air conditioning.; Resistor Block
2018SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2017SubaruCrosstrekN/ANot compatible with automatic air conditioning.; Resistor Block
2017SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2017SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2016SubaruCrosstrekN/ANot compatible with automatic air conditioning.; Resistor Block
2016SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2016SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2015SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2015SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2015SubaruXVN/ANot compatible with automatic air conditioning.; Resistor Block
2015SubaruXV CrosstrekN/ANot compatible with automatic air conditioning.; Resistor Block
2014SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2014SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2014SubaruXVN/AResistor Block
2014SubaruXV CrosstrekN/AResistor Block
2013SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2013SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2013SubaruXVN/AResistor Block
2013SubaruXV CrosstrekN/AResistor Block
2012SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2012SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaWRXN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImpreza2.5iN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaWRX STIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaWRX STI LimitedN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaWRX LimitedN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImpreza2.5i PremiumN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2011SubaruImprezaWRX PremiumN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaWRXN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImpreza2.5iN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaWRX STIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaWRX LimitedN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImpreza2.5 GTN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImpreza2.5i PremiumN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaWRX PremiumN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2010SubaruImprezaWRX STI Special EditionN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImprezaWRXN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImpreza2.5iN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImprezaWRX STIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImpreza2.5 GTN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2009SubaruImprezaWRX PremiumN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2008SubaruForesterN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2008SubaruImprezaN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2008SubaruImprezaWRXN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2008SubaruImpreza2.5iN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2008SubaruImprezaWRX STIN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block
2007SubaruImprezaOutback SportN/AATC relay connector incompatible with HVAC blower motor resistor harness.; Resistor Block

* 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:

205124P163772226FG00072226FG00172226FJ000984509A06862JA1759JA1869SW11489SW11489C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.