Cayenne Turbo (9PA) V8-4.8L Turbo (2008)
Removing high-pressure fuel injector
DANGER:
Danger of poisoning from fuels.
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Gasoline is toxic.
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Inhaling vapours can cause irritation of the mucous membranes and eyes.
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It can be carcinogenic. It represents a serious risk to health when inhaled, touched or swallowed over longer periods.
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Only work on the fuel system in well-ventilated rooms.
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Wear protective gloves that are fuel-resistant.
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Wear a breathing mask with active charcoal filter; do not breathe in any fuel vapours.
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Ensure that there is adequate ventilation and extract all fuel vapours.
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Before opening the fuel lines or fuel hoses, relieve the fuel pressure.
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Collect escaping fuel, absorb it if necessary with a suitable binding material and dispose of properly.
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Pay attention to cleanliness when working on the fuel system.
DANGER:
Danger of fire from fuel.
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Keep clear of ignition sources.
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Do not smoke.
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Disconnect battery.
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Danger of fire due to naked flames and sparks, e.g. during welding or grinding work.
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Danger of fire due to escaping fuel, e.g. on hot engine components or due to electrostatic charge. Allow engine to cool down.
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Secure the vehicle, e.g. with a warning sign.
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Change any clothing soaked with fuel immediately.
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In case of fire, use CO2 or dry powder fire extinguishers.
CAUTION:
Dirt on injection system components (intake manifold injection and direct fuel injection system)
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Material damage
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Rough-running engine
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Bad exhaust emissions
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Thoroughly clean connection points and adjacent areas before loosening them. If the engine is very dirty, wash it before starting
disassembly work.
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Lay removed parts on a clean surface and cover them. Do not use fibre-shedding cloths.
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Carefully cover components or seal them if repair work will not be carried out immediately. Place rubber caps on connections. Seal
intake openings with film or adhesive tape.
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Only install clean parts. Do not take spare parts out of the packaging until just before installation.
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Never use compressed air when the system is open. Do not move the vehicle.