996 Carrera Group 0 Part 1 Diagnosis / PAGE 327
PSM diagnosis 911 Carrera (996) · Test Work instruction Result Possible causes of fau
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PSM diagnosis 911 Carrera (996)
Test Work instruction Result Possible causes of fault
TO2 open circuit in circuit ground Greater No:
than 11 V open circuit in circuit between:
.Measure voltage betweenthe ?SM control module
following terminals: wiring harness plug (wiring harness side)II
Transverse acceleration sensor (rate-of- terminal 21
turn sensor) andI
wiring harnessplug (wiring harness transverse acceleration sensor (rate-of-I
side) terminal 3 turn sensor)Iwiring
and harness plug (wiring harness side)Iterminal
transverse acceleration sensor (rate-of- 6
turn sensor) or
wiring harness plug (wiring harness -PSM control module faulty
side) terminal 6
Note: The connection point 148 is
located in the wiring harness. Check the
wiring harnessfor pinching or chafing
Yes: 103 9~mage.
103 Test: voltage short in signal circuit Lessthan No:
0.3 V -Short circuit to voltage between:
.Ignition off PSMcontrol module
.Pull wiring harness plug off of: wiring harnessplug (wiring harness side)
PSM control module terminal 8
.Ignition on and
.Measure voltage between the transverse acceleration sensor (rate-of-
following terminals: turn sensor)
PSM control module wiring harnessplug (wiring harness side)
wiring harness plug (wiring harness terminal 5
side) terminal 8
and Note: Check the wiring harnessfor
104 pinchingor chafing damage.
45 -D 264
Test:IYes:
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