Porsche 928 Workshop Manual page 1246

39
Differential, Transaxle System 928
Procedure
2. Prepare vehicle for transverse
lock measurement.
Proceed as follows:
Remove rear left-hand brake caliper
(do not open hydraulic brake system)
and place support block Special
Tool 950914 into the brake caliper,
replacing the brake disc.
- Connect pressure gauge to
transverse lock cylinder.
- Connect System Tester 9266 to diag-
nosis socket.
- Bleed pressure gauge. To keep the
reservoir level from dropping too far
(low volume), connect a bleeder unit
to the reservoir. Bleeding pressure
approx. 1.5 to 2.0 bar. The venting
line remains clamped.
Execution 1 Notes
- Remove rear left-hand brake caliper.
Place the support block (arrow) into the brake
caliper, replacing the brake disc. Place brake
caliper on rear axle trailing arm or suspend in
a suitable place.
D39 - 206
PSD-Diagnosis / Troubleshooting
a
Printed in
Germany - XXVII, 1991