996 Carrera Group 0 Part 1 Diagnosis / PAGE 220
Test Work instruction I Result Possible causes of fault · T03 Test
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911 Carrera 4 (996) PSM diagnosis
Test Work instruction I Result Possible causes of fault
T03 Test: open circuit in signal circuit _ess than No:
!5 Ohm -Open circuit between:
.Measure resistance betweenthe PSM control module
following terminals: wiring harness plug (wiring harness side)
PSM control module terminal 54
wiring harnessplug (wiring harness and
side)terminal 54 PSMhydraulic unit
and wiring harness plug (wiring harness side)
PSM hydraulic unit terminal 1
wiring harnessplug (wiring harnessI
side)terminal 1 !Note: Check the wiring harnessfor
.Yes: EO! Ipinchingor chafing~mage.
IEO! 1-PSMhydraulicunit faulty I
45 -D 157
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