High Priority 92% confidence

Asymmetric cooling (driver/passenger different temperature)

Q: What are the symptoms of Asymmetric cooling (driver/passenger different temperature) in SEAT Ibiza KJ?

Different temperature on both sides of the cabin. Musty mold odor from vents. Water dripping into cabin or wet carpets. Fogging windows

Q: How to fix Asymmetric cooling (driver/passenger different temperature) in SEAT Ibiza KJ?

1. Correct seating of the cabin filter cover (usually requires snapping 'up'). 2. Unclogging the condensate drain hose and sealing the drain socket with butyl mass. Also check the 'bottom' - if it is full of leaves, water is pouring through the air inlet directly into the fan and filter. Windshield cleaning costs PLN 0 and solves 50% of cases of water in the car.

in SEAT Ibiza KJ (2012-2020)

Symptoms

Different temperature on both sides of the cabin
Musty mold odor from vents
Water dripping into cabin or wet carpets
Fogging windows

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

(6P) kompresor Delphi

Refrigerant: R134a Amount (g): 500g Oil: G 052 300 A2 PAO 68 lub PAG ISO 46 Oil (ml): 110ml

(6P) kompresor Denso

Refrigerant: R134a Amount (g): 500g Oil: G 052 300 A2 PAO 68 lub PAG ISO 46 Oil (ml): 90ml

V (6J) kompresor Denso

Refrigerant: R134a Amount (g): 500g Oil: G 052 300 A2 PAO 68 lub PAG ISO 46 Oil (ml): 140ml

See full specification

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