996 Carrera Group 0 Part 1 Diagnosis / PAGE 337
PSM diagnosis 911 Carrera (996) · Test instruction Result Possible cause
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PSM diagnosis 911 Carrera (996)
Test instruction Result Possible causes of fault
105 Test: open circuit in signal circuit _ess than INo:
) Ohm -Open circuit between:
Ignition off !DOosterpump pressure sensor
Measure resistance between the wiring harnessplug (wiring harness side)
following terminals: terminal 2
Dooster pump pressure sensor and
Iwiring harness plug (wiring harness PSM control module
I side) terminal 2 wiring harness plug (wiring harness side)
and terminal 26
DSMcontrol module
wiring harness plug {wiring harness Note: Check the wiring harnessfor
side} ter~ 26 oinchine:or chafing damage.
I EOl 1-Replace hydraulic unit I
45 -D 274
'WorkI
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