SFCC_FEB2021_43

TECHNICAL TOPICS
BODY/CHASSIS
Air Conditioning Operation
16 - 21MY RR Evoque, Discovery Sport
Customer Voice:
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A customer may report the air conditioning system is not cooling properly.
Technical Description:
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This may be caused by a vehicle that is in a low state of refrigerant charge.
A/C compressor have been replaced and return of the compressors for analysis
has found no fault with the compressor unit.
Status:
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Analysis of retuned parts suggest that system refrigerant leaks are being
misdiagnosed. O-ring leaks at the compressor pipe connections can be
misdiagnosed as a leaking compressor assembly if not checked carefully.
Guided Diagnostics and symptom driven pinpoint tests are available to aid in
properly diagnosing HVAC system performance concerns and should be followed
to ensure a correct first-time diagnosis/ repair is made.
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