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Poor airflow in AUTO mode and low efficiency of automatic air conditioning

Q: How to fix Poor airflow in AUTO mode and low efficiency of automatic air conditioning in Dacia Jogger Hybrid?

Non-factory change of climate zone coding in the UCH comfort module using diagnostic software (e.g. DDT4ALL / Renolink) via the OBD2 connector - changing the CL_CountryCfg parameter from 'Zone 1' (Moderate) to 'Zone 2' (Hot Climate) or 'Zone 3' (Extreme Heat).

in Dacia Jogger Hybrid (2022-2025)

Symptoms

Weak airflow

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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

Wszystkie wersje

Refrigerant: R1234yf Amount (g): 475g Oil: PAG ISO 100 YF Oil (ml): 135ml

See full specification

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Poor airflow in AUTO mode and low efficiency of automatic air conditioning

Symptoms

A/C Technical Specifications

Other problems in Jogger Hybrid

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