996 Carrera Group 0 Part 1 Diagnosis / PAGE 344
Test Work instruction Result Possible causes of fault · 105 voltage short in signal circuit
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911 Carrera (996) PSM diagnosis
Test Work instruction Result Possible causes of fault
105 voltage short in signal circuit Less than No:
0.3 V -Short circuit to voltage between:
Measurevoltage betweenthe PSM control module
following terminals: wiring harness plug (wiring harness side)
PSM control module terminal 27
wiring harness plug (wiring harness and
side) terminal 27 PSM switch
andI wiring harness plug (wiring harness side)
ground terminal 1
Note: Check the wiring harness for
Yes:T06 pincblDg or chafing damage.
TO6 Test: short to ground in signal Greater No:
circuit than 500 Short circuit to ground between:
kOhm ?SM control module
.Ignition off wiring harnessplug (wiring harness side)
.Measure resistance between the terminal 27I
following terminals: land
PSM control module wiring harness,plug PSM switch
(wiring harness side) terminal 27 wiring harness plug (wiring harness side)
and terminal 1
ground
Note: Check the wiring harnessfor
107 oinchingor chafing dEillEge.
45 -D 281
Test:i.~es:
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