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Water dripping into the cabin (mats) and musty/mouldy smell in the cabin

Q: What are the symptoms of Water dripping into the cabin (mats) and musty/mouldy smell in the cabin in Jaguar XK / XKR (X150)?

Musty mold odor from vents. Water dripping into cabin or wet carpets

Q: How to fix Water dripping into the cabin (mats) and musty/mouldy smell in the cabin in Jaguar XK / XKR (X150)?

Unclogging the drain by manually cutting off the damaged end (alternative method from underneath by loosening the gearbox and using a scalpel) or by the JLR procedure (removing the dashboard and replacing the tube with part C2P25244). Additionally, clean the pins and clone the software/key codes of the water-damaged BCM to the new unit.

in Jaguar XK / XKR (X150) (2006-2014)

Symptoms

Musty mold odor from vents
Water dripping into cabin or wet carpets

DTC error codes

C2P25244

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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

5,0 i/5,0 iS

Refrigerant: R134a Amount (g): 700g Oil: JLM12260 PAO 68 lub PAG ISO 46 Oil (ml): 110ml

4,2 i

Refrigerant: R134a Amount (g): 700g Oil: PAG PAO 68 lub PAG ISO 46 Oil (ml): 130ml

4,0 i/4,2 i

Refrigerant: R134a Amount (g): 650 –700g Oil: PAG PAO 68 lub PAG ISO 46 Oil (ml): 160 – 200ml

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Water dripping into the cabin (mats) and musty/mouldy smell in the cabin

Symptoms

DTC error codes

A/C Technical Specifications

Other problems in XK / XKR (X150)

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