Medium priority 88% confidence

Slow loss of refrigerant or A/C system leakage

Q: How to fix Slow loss of refrigerant or A/C system leakage in Jaguar XE (X760)?

Replacing the set of O-ring seals at the joints and re-filling the system with fluid, along with the application of UV contrast to verify tightness.

in Jaguar XE (X760) (2015-2023)

Symptoms

Weak cabin cooling

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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

(X760)

Refrigerant: R1234yf Amount (g): 500-550g Oil: PAG YF ISO 46 Oil (ml): 130 - 160ml

Standard

Refrigerant: R1234yf Amount (g): 550g Oil: PAG46yf Oil (ml): 80ml

See full specification

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Slow loss of refrigerant or A/C system leakage

Symptoms

A/C Technical Specifications

Other problems in XE (X760)

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