996 Carrera Group 0 Part 1 Diagnosis / PAGE 239
PSM diagnosis 911 Carrera 4 (996) · 8.31 Parking brake circuit
Read extracted page text
OCR can contain errors. Check the original page image for exact wording, warnings and specifications.
PSM diagnosis 911 Carrera 4 (996)
8.31 Parking brake circuit
Test Work instruction Result Possible causes of fault
TOl Test: short to ground in signal Greater No:
circuit than 500 -Short circuit to ground between:
kOhm PSM control module
.Ignition off wiring harnessplug (wiring harness side)
.Pull wiring harness plug off of: terminal 76
PSM control module and
.Vehicle secured against rolling away plug connection X 1/3 terminal 7
.Parking brake released and
.Measure resistance betweenthe jumper plug 6/1
following terminals: and
PSM control module parking brake contact switch terminal 1
wiring harnessplug terminal 76 and
and instrumentcluster
ground wiring harnessplug (wiring harness side)
terminal 1/2
or
-parking brake contact switch faulty
Note: Checkthe wiring harnessfor
IYes:TO2 pinchingor chafing damage.
45 -D 176
This is a source reference. Confirm exact model applicability in the original material.