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No airflow from specific vents or clicking noise behind dashboard

Q: What are the symptoms of No airflow from specific vents or clicking noise behind dashboard in Hyundai Genesis Sedan?

No cold air from vents. Different temperature on both sides of the cabin. Weak or no heating in winter. No blowing from vents

Q: How to fix No airflow from specific vents or clicking noise behind dashboard in Hyundai Genesis Sedan?

Spot replacement of the actuator on the driver's side with a new, modified part. Typical failure of aging plastic. Instead of taking the entire board off, a bent screwdriver and some patience in the driver's leg area does the trick.

in Hyundai Genesis Sedan (2010-2010)

Symptoms

No cold air from vents
Different temperature on both sides of the cabin
Weak or no heating in winter
No blowing from vents

DTC error codes

Brak

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Technical diagnosis (Premium)

Recognized technical fault:

Auxiliary controller voltage instability detected

Technical analysis

Detailed analysis of HVAC controller operation parameters, CAN bus data readings, and diagnostic signal waveforms. Purchase PRO access or log in to read the full fault analysis.

Confirmed solution

Complete step-by-step repair procedure including module non-volatile memory reset, sensor calibration, and correct wiring routing. Unlock the full report to see the instruction.

Parts needed

Filters ferrite anti-interference / noise suppressor
Auxiliary starting battery (depending on cell status)

Workshop hacks

Important workshop tips for mechanics regarding bypasses without expensive control module replacement and manufacturer software service bulletins.

TSB / TPI service bulletins

TSB-24-HVAC-01TPI-2068943/2

A/C Technical Specifications

Coupé 2,0 i Turbo/3,8 i

Refrigerant: R134a Amount (g): 570g Oil: FD46XG PAO 68 lub PAG ISO 46 Oil (ml): 150ml

See full specification

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