996 Carrera Group 4 Running Gear / PAGE 183
Press the Start button on the System Tester. · This initiates certain functions in the hydrau-
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911 Carrera (996) Brakes -Hydraulics, regulator, booster
Press the Start button on the System Tester.
This initiates certain functions in the hydrau-
lic control unit (return pump, switch-offand
switch-over valves are actuated).
Bleed until clear I bubble-freebrake fluid emer-
ges.
In addition (throughoutbleeding operation)
fully depress (pump)brake pedal as far as
the stop at least ten times.
Caution: In vehicles with high mileage or in
old vehicles, double the pumping cycles and
use only half the brake master cylinder
stroke (damage to the brake master cylinder
could result / primary boot damage).
Close the right rear bleeder valve. Then im-
mediatelypress Stop button on the System
Tester.
Switchignitionoff and disconnectSystem
Tester.
Switch off and disconnect bleeder device.
Correct brake fluid level if necessary.
47 01 07 Bleeding the brakes 47 -5
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