Air-Mix Motor

1991 Volvo 740 Base, 4D Wagon, Automatic, AW70LSECTION Air-Mix Motor

Air-mix motor operates air blend door in A/C-heater assembly. Signals from a feedback potentiometer in air-mix motor informs ECU of door position. ECU determines if more heated air or cooled air is necessary through sensor inputs, and directs proper position of air-mix door.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.