Aston Martin V8 Vantage, Руководство по ремонту

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Air Conditioning (A/C) System (12.03)
Climate Control (12.00)
12-3-16 Workshop Manual October 2005
Symptom (7) Description Possible Cause
Air from vents not cold enough. Magnetic clutch operates but A/
C system malfunctions.
• Drive belt fault
• Fault in blower unit or condenser
• Fault in Receiver / Drier or expansion valve
(valve closes too much)
• Fault in refrigerant lines
• A/C compressor system fault, insufficient
compressor oil
• Over filling of compressor oil, fault in expansion
valve or A/C unit air mix link system
Symptom (8) Description Possible Cause
No cool air. Magnetic clutch does not
operate.
• Fault in PCM A/C cut control system
• Fault in A/C Module
• Fault in refrigerant pressure switch
• Fault in PCM (A/C signal)
• Fault in PCM (IG1 signal)
• Fault in A/C compressor
• Fault in A/C relay
• Fault in Evaporator Temperature Sensor
Shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the
cause of any intermittent malfunctions. If there is a problem, check to make sure connectors, terminals and wiring harnesses
are connected correctly and undamaged.
Symptom (9) Description Possible Cause
Noise while operating A/C
system.
Noise from magnetic clutch, A/C
compressor, hose or refrigerant
line.
• Magnetic clutch operation noise
• A/C compressor slippage noise
• Hose or refrigerant line interference noise