Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPORSCHE2005CAYENNE TURBO (9PA) V8-4.5L TURBOREPAIR AND DIAGNOSISSPECIFICATIONSCAPACITY SPECIFICATIONSHEATING AND AIR CONDITIONINGSYSTEM SPECIFICATIONS
2005 Porsche Cayenne Turbo (9PA) V8-4.5L Turbo
System Specifications
2005 Porsche Cayenne Turbo (9PA) V8-4.5L TurboSECTION System Specifications
Technical Data for the Air-Conditioning System(s)
Refrigerant R 134a
Refrigerant Volume (2 zone) 700 50 g
Refrigerant Volume (4 zone) 1050 50 g
Refrigerant Oil 200 g (+100 g for 4 zone Climate Control)
High Pressure/Low Pressure Switch Approx. 32 bar/approx. 1 bar(depending on temperature)
Excess Pressure valve (pressure relief) 40 ± 4 bar
Compressor Air side controlled swash plates (regulator)compressor
Cooling Module (sandwich design) Condenser with horizontal piping (integrated drying cartridge)
Radiator
External transmission oil Cooler
External steering oil cooper
Dryer Replaceable drying cartridges (integrated into
the right outside of the condenser)
Expansion valve front and rear (4 zone) valve controlled by refrigerant return
Evaporator Horizontal piping
Solar Sensor Dual sensor for right/left recognition a
the direction of shine.
Temperature Control (2 7one) Can be separately controlled for left s right
Temperature Air Volume (Fan rear) Can he separately controller for left End right
and Air Distribution Control (4 zone) and front and back
Filter System Charcoal filter for particle and pollen filtering
Air Quality Sensor Recognition of fresh air
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.