2012 PORSCHE 911 CARRERA 911 CARRERA S 991 SERVICE MANUAL

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2012 911 Section 3-1 11/3/11 10:18 AM Page 107

911 Carrera 911 Carrera S

Hydraulic system An additional hydraulic control block is installed in the transmission for supplying oil pressure to the controlled rear differential lock; this control block is connected to

Power Transmission

the hydraulic control system and the CRDL by way of pipes and is integrated in the control and wiring harness system via an electric pressure adjuster (EDS 7). It is

3

mounted on the centering plate.

1 Feed line 2 Control block 3 Vent for CRDL clutch chamber 5 EDS 7 6 Pressure sensor for CRDL

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cardiagn.com

4 Pressure line for CRDL

6

3c.7 Wiring harness Since an additional electrical pressure control valve (EDS) can be installed for the controlled rear differential lock, the wiring harness and the routing has changed compared with the previous model. There is also an additional connection for the

1

temperature sensor for the gear wheel oil.

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