What are the symptoms of A/C cooling is weak and gradually loses performance in Opel Mokka X?

Weak cabin cooling. Air blows from incorrect vents

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A/C cooling is weak and gradually loses performance

Q: How to fix A/C cooling is weak and gradually loses performance in Opel Mokka X?

Replacement of the entire air conditioning condenser with a new one, free from defects. Check the condenser temperature with a pyrometer or thermal imaging camera. TSB Factory Alert in the US and Europe.

in Opel Mokka X (2016-2022)

Symptoms

Weak cabin cooling
Air blows from incorrect vents

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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

Refrigerant: R134a Amount (g): 450-500g Oil: PAG 46 Oil (ml): 120 - 150ml

Mokka A (Wszystkie wersje)

Refrigerant: R1234yf Amount (g): 570g Oil: PAG ISO 46 YF Oil (ml): 70ml

See full specification

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A/C cooling is weak and gradually loses performance

Symptoms

A/C Technical Specifications

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