B3782 Code – Air Flow Control 10 Feedback Circuit Malfunction

What are the Possible Causes of the OBD2 Code B3782?

  • Faulty Auxiliary Mode Actuator
  • Auxiliary Mode Actuator harness is open or shorted
  • Auxiliary Mode Actuator circuit poor electrical connection
  • Faulty Auxiliary Heating, Ventilation, and Air Conditioning (HVAC) Control Module

 

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Recommended Diagnostic Tools

Foxwell NT301 Scanner an affordable entry level scan tool that supports live data
Foxwell NT624 a mid-level DIY tool with common bi-directional service features
TOPDON ArtiDiag a bi-directional support and FCA Gateway Bypass
Autel Maxisys MS906 Pro-TS a Professional Level Scan Tool

Crenova 890Z a low-cost Digital Multimeter (DMM) for the DIYer, includes standard probes and aligator clips
Autory 104PCS Automotive Circuit Test Leads Kit – a great way to expand your DMMs functionality.

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