996 Carrera Group 0 Part 1 Diagnosis / PAGE 340
8.20 Parking brake circuit · Test Work instruction Result Possible causes of fault
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911 Carrera (996) PSM diagnosis
8.20 Parking brake circuit
Test Work instruction Result Possible causes of fault
T01 Test: short to ground in signal Greater No:
circuit than 500 -Short circuit to ground between:
kOhm PSMcontrol module
Ignition off wiring harnessplug (wiring harness side)
Pull wiring harnessplug off of: terminal 38
)SM control module and
Vehicle secured against rolling awayI. jumper plug 6/1
Parking brake released and
.Measure resistance between the parking brake contact switch terminal 1
following terminals:I and
PSM control moduleI instrumentclusteriwiring
Wiring harness plug terminal 38 harness plug (wiring harness side)! terminal 1/2 andI
ground or
-parking brake contact switch faulty
Note: Check the wiring harnessfor
Iyes: T02 pinchingor chafing damage.
45 -D 277
II
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