220 Maintenance and Car Care
If the vehicle is not secured, or incorrectly secured, during repair work, it could move unexpectedly or fall from the car jack or car lift.fBe alert and cautious around the engine at all times while it is running. If you have to work on the engine while it is running, always apply the electric parking brake and put the PDK selector lever in position P or N.fAlways support your car with safety stands if it is necessary to work under the car. The jack supplied with the car is not adequate for this purpose.Switch off level control of air suspension and height adjustment.Please see the chapter “RAISING THE VEHICLE WITH A LIFTING PLATFORM, TROLLEY JACK OR STANDARD JACK” on page 254.fJack up the vehicle only at the specified jacking points on the underside of the vehicle.fNever start the engine when the vehicle is jacked or lifted up. Vibration from the engine could cause the vehicle to fall.fWhen working under the car without safety stands but with the wheels on the ground, make sure the car is on level ground, the wheels are blocked, and that the engine cannot be started.Withdraw ignition keys (switch ignition off in vehicles that have Porsche Entry & Drive).
Information
fIncomplete or improper servicing may cause problems in the operation of the car. If in doubt about any servicing, have it done by your authorized Porsche dealer.Improper maintenance during the warranty period may affect your Porsche warranty coverage.fSome countries require additional tools and special spare parts to be carried in your vehicle. Please make enquiries before driving abroad.
Technical Modifications
fModifications may be carried out on your vehicle only if approved by Porsche.This ensures that your Porsche will remain reliable and safe to drive, and that it will not be damaged as a result of the modifications.Your authorized Porsche dealer will be pleased to advise you.
Information
fOnly use genuine Porsche spare parts for your vehicle or spare parts of similar quality which have been manufactured according to the specifications and production requirements of Porsche. These parts are available from your authorized Porsche dealer. Safety-related accessories should only be used if they are from the Porsche Tequipment range or are tested and approved by Porsche. Your authorized Porsche dealer will be pleased to advise you and answer any questions you may have.However, the use of other parts or accessories may adversely affect the safety of your vehicle, and Porsche can take no responsibility for any loss or damage caused by their use.Even if the supplier of other accessories or parts is a recognized supplier, the safety of your vehicle may still be affected if such items are installed.Due to the large variety of products offered in the accessory market, it is not possible for Porsche to inspect and approve every one.fIn addition, please note that the use of replacement parts that are not genuine Porsche parts or approved parts, or the use of accessories not approved by Porsche may also detrimentally affect your vehicle warranty.fCheck your vehicle regularly for signs of damage. Damaged or missing aerodynamic components, such as spoilers or underbody panels, impair vehicle handling and must therefore be replaced immediately.
Failure to Secure VehicleWARNINGh
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244 Minor Repairs
Information
If the warning light and warning message appear when driving: fStop immediately in a suitable place.fDo not continue driving.Please contact an authorized Porsche dealer.
For information on warning messages on the multi- function display: fPlease see the chapter “OVERVIEW OF WARNING AND INFORMATION MESSAGES” on page 129.
Electromechanical Power Steering
When the engine is stopped (e.g. when on tow), no power steering assistance is available.Increased force is required for steering.fExercise extreme care when your vehicle is being towed.fHave the fault corrected. Please contact an authorized Porsche dealer.
Changing Air Cleaner
Regular replacement of the filter element is part of servicing.fIn dusty conditions, clean the filter element more frequently and replace it if necessary.fPlease see the chapter “MEASUREMENTS ON TEST STANDS” on page 241.
Changing Particle Filters
Regular replacement of the filters is part of servicing.
Dirty filters can be the cause of reduced air throughput, e.g. the windows can mist up.fHave the filters replaced.Please contact an authorized Porsche dealer.
Information
The particle filters ensure that the fresh air entering the passenger compartment is virtually free of dust and pollen.fIf the outside air is polluted by exhaust fumes, press the recirculated-air button.
Tires and Wheels
The original equipment tires and wheel rims on your Porsche comply with all applicable Federal Motor Vehicle Safety Standards.
Information
The summer tires of your Sports Car have been specially developed and adapted for high performance.The tire characteristics change at low outside temperatures (below 15 °C).This can result in noises when parking or maneuvering at low outside temperatures.
For your safety remember the following:
– Wheel rims and wheel bolts are matched to fit your Porsche.– If you intend to use other than original equipment wheels, be sure that they conform to Porsche specifications for your model. Only tires with the same make and with the same specification code (e.g. “N0”, “N1”...) can be mounted.– The use of wheel rims and wheel bolts that do not meet specifications of the original factory installed equipment will affect the safe operation of your vehicle and affect warranty coverage.– Before you plan on exchanging wheels, or snow tires already mounted on the wheel rims, consult your authorized Porsche dealer. Your dealer has the technical information necessary to advise you which wheel rims and wheel bolts are compatible with the original factory installations.
No Power Steering AssistWARNINGh
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Tire Pressure and Technical Data 285
Engine Data
Driving Performance
The specifications refer to a vehicle with DIN curb weight without performance-reducing additional equipment (e.g. special tires).
911 Turbo911 Turbo S
Number of cylinders 6 6
Displacement 231.9 cu. in. (3,800 cm3)231.9 cu. in. (3,800 cm3)
Max. engine power as per 80/1269/EEC 520 hp (338 kW) 560 hp (412 kW)
At engine speed 6,000-6,500 rpm 6,500-6,750 rpm
Max. torque as per 80/1269/EEC487 ftlb. (660 Nm)Overboost: 524 ftlb. (710 Nm)553 ftlb. (700 Nm)Overboost: 553 ftlb. (750 Nm)
At engine speed1,950-5,000 rpmOverboost: 2,100-4,250 rpm2,100-4,250 rpmOverboost: 2,200-4,000 rpm
Maximum permitted engine speed 7,000 rpm 7,200 rpm
Maximum track speedAcceleration 0–100 km/h (62 mph) (values in bracketsrelate to “Sport Plus” mode)
911 Turbo Coupé196 mph (315 km/h) 3.4 (3.2) seconds
911 Turbo S Coupé198 mph (318 km/h) (3.1) seconds
911 Turbo Cabriolet196 mph (315 km/h) 3.5 (3.3) seconds
911 Turbo S Cabriolet198 mph (318 km/h) (3.2) seconds
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