996 Carrera Group 0 Part 1 Diagnosis / PAGE 204
Test instruction Result Possible causes of fault · TO3 Test: open circuit in signal circu
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911 Carrera 4 (996) PSM diagnosis
Test instruction Result Possible causes of fault
TO3 Test: open circuit in signal circuit _ess than No:
) Ohm -Open circuit between:
.Measure resistance betweenthe PSMcontrol module
following terminals: wiring harness plug (wiring harness side)
PSM control module terminal 55
wiring harnessplug (wiring harness and
side)terminal 55 PSM hydraulic unit
and wiring harnessplug (wiring harness side)
PSM hydraulic unit terminal 12
wiring harnessplug (wiring harness
side)terminal 12 Note: Checkthe wiring harnessfor
Yes:EO! pinchingor chafing damage.
I EO! I 1-PSM hydraulic unit faulty 1
45 -D 141
IIWork
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