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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 Skoda Yeti?

Air conditioning works intermittently. Different temperature on both sides of the cabin. Air blows from incorrect vents. Clicking or rattling behind dashboard

Q: How to fix No airflow from specific vents or clicking noise behind dashboard in Skoda Yeti?

Carrying out the 'Basic Settings' adaptation procedure from the Climatronic panel (simultaneous pressing and holding the 'AC' + 'Facial airflow' buttons with the ignition on for 5 seconds). The motors will undergo a test and learn the extreme positions, which in most cases temporarily solves the problem. If errors (e.g. 01271 or B108D 54) return, it is necessary to replace the damaged flap motor (often from version 5Q0907511A to the corrected 5WA907511C).

in Skoda Yeti (2004-2025)

Symptoms

Air conditioning works intermittently
Different temperature on both sides of the cabin
Air blows from incorrect vents
Clicking or rattling behind dashboard

DTC error codes

01271

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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

Standard

Refrigerant: R134a Amount (g): 525g Oil: PAG PAO 68 lub PAG ISO 46 b.d. Smart Oil (ml): b.d.ml

(MCC) Cabrio, City Coupé, Roadster, Crossblade (450)

Refrigerant: R134a Amount (g): 620g Oil: A001 989 0803 PAO 68 lub PAG ISO 46 Oil (ml): 180ml

See full specification

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No airflow from specific vents or clicking noise behind dashboard

Symptoms

DTC error codes

A/C Technical Specifications

Other problems in Yeti

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