996 Carrera Group 0 Part 1 Diagnosis / PAGE 224
Test Work instruction Result Possible causes of fault · 103 Test: open circuit in signal circuit
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911 Carrera 4 (996) PSM diagnosis
Test Work instruction Result Possible causes of fault
103 Test: open circuit in signal circuit Lessthan No:
5 Ohm -Open circuit between:
.Measure resistance betweenthe PSMcontrol moduleI'Wiring
following terminals: harnessplug (wiring harness side)
PSM control module terminal 49
wiring harnessplug (wiring harness and
side)terminal 49 PSM hydraulic unit
and wiring harnessplug (wiring harness side)
PSM hydraulic unit terminal 7
wiring harness plug (wiring harness
side)terminal 7 Note: Check the wiring harnessfor
IYes:EO! pinchingor chafing damage.
I EO! 1-PSMhydraulicunitfaulty I
45 -D 161
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