996 Carrera Group 0 Part 1 Diagnosis / PAGE 330
Test IWork instruction Result Possible causes of fault · TO3 Test: open circuit in ground cir
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911 Carrera (996) PSM diagnosis
Test IWork instruction Result Possible causes of fault
TO3 Test: open circuit in ground circuit Greater No:
than 11 V -Open circuit between:
.Measure voltage betweenthe PSM control module
following terminals: wiring harnessplug (wiring harness side)
Steering-anglesensor terminal 21
wiring harness plug (wiring harness and
side) terminal 3 steering-anglesensor
and wiring harnessplug (wiring harness side)
steering-anglesensor terminal 4
wiring harnessplug (wiring harness or
side) terminal 4 -PSM control module faulty
The connection point 148 is
located in the wiring harness. Check the
wiring harness for pinching or chafing
Yes:104 damage.
TO4 Test: Open circuit in signal circuit Lessthan No:
5 Ohm -Open circuit between:
.Ignition off steering-anglesensor wiring harness
.Pull wiring harness plug off of: plug (wiring harness side) terminal 2
PSM control module and
.Measure resistance between the PSM control module
following terminals: wiring harness plug (wiring harness side)
steering-anglesensor wiring harness terminal 24
plug (wiring harness side) terminal 2
and Note: The connection point 136 is
PSM control module wiring harness located in the wiring harness. Check the
plug (wiring harness side) wiring harness for pinching or chafing
terminal 24 IYes: TO5 dama~e.
45 -D 267
INote:I
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