996 Carrera Group 0 Part 1 Diagnosis / PAGE 313
PSM diagnosis 911 Carrera (996) · Test Work instruction Result Possible causes of f
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PSM diagnosis 911 Carrera (996)
Test Work instruction Result Possible causes of fault
TO4 Test: component Less than NO:
0.1 V -PSM control module faulty
.Set the measuring range to
alternating voltage on the multimeter.
.Vehicle jacked up and rear left wheel
turned slowly by hand
.Measure voltage between the
following terminals:
PSM control module wiring harness
plug (wiring harness side) terminal 14
and
PSM control module wiring harness
plug (wiring harness side) terminal 29 Yes: T05
TO5 Test: mechanical functionality O.K. No:
-Speed sensor
.Check rear left speed sensor and or
toothed disc for soiling and damage Yes: EO! toothed disc faulty
I EO! 1-Rear left speed sensor faulty 1
45 -D 250
I
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