Details

• Brand:

  

• SKU:

  30919AJ56A

• Other Names:

  Unit-AT Control

• Description:

  
  

  Automatic Transmission Control Module – Subaru (30919AJ56A)

  The Automatic Transmission Control Module – Subaru (30919AJ56A) is a Genuine OEM electronic control unit meticulously developed to manage the shifting operations and hydraulic control of Subaru’s CVT and automatic transmissions. Acting as the transmission’s central processor, it continuously interprets real-time sensor data—such as vehicle speed, engine RPM, throttle position, and transmission fluid temperature—to optimize shift timing, regulate line pressure, and control torque-converter lock-up. The result is factory-level smoothness, responsive driving dynamics, and precise operation.

  Designed with high-reliability electronic components encapsulated in a sealed, vibration- and heat-resistant housing, this module is built to thrive under the harsh conditions of the engine bay. Subaru’s stringent OEM testing ensures the 30919AJ56A maintains its durability and calibration over the long term. Unlike aftermarket alternatives that may cause rough shifts, erratic pressure control, or premature wear, this OEM unit preserves Subaru’s original transmission tuning and reliability.

  Mechanics and experienced DIYers will appreciate the plug-and-play bolt-on design. The module is crafted to match factory connectors, mounting brackets, and wiring harness routing exactly. With no splicing, coding, or adaptation procedures required, installation is streamlined—the transmission resumes factory shift strategies immediately after installation.

  • Genuine Subaru OEM part – Part Number: 30919AJ56A

  • Controls shift events, line pressure, and torque-converter engagement with factory calibration

  • Sealed, vibration-resistant housing built to withstand heat and engine-bay stress

  • Direct plug-and-play replacement—no wiring modifications or reprogramming required

  • Retains Subaru’s original transmission tuning to ensure smooth, reliable shifting

  Replacing a worn or faulty unit with the Subaru Automatic Transmission Control Module (30919AJ56A) returns your vehicle to its intended driving characteristics—eliminating symptoms like shift flaring, unintended downshifts, or transmission codes. With authentic OEM engineering, fit, and calibration, this module protects your transmission’s performance and longevity—mile after mile.

• Condition: New

WARNING: California Proposition 65

×

California Proposition 65

WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov