996 Carrera Group 0 Part 1 Diagnosis / PAGE 240
Test Work instruction Result Possible causes of fault · TO2 Test: open circuit in signal circuit
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911 Carrera 4 (996) PSM diagnosis
Test Work instruction Result Possible causes of fault
TO2 Test: open circuit in signal circuit Lessthan No:
5V Open circuit between:
.Parking brake engaged PSM control module
.Measure resistance betweenthe wiring harness plug terminal 76
following terminals: [and
PSM control module plug connection X 1/3 terminal 7
wiring harnessplug terminal 76 land
and iumper plug 6/1lanaI
ground
parking brake contact switch terminal 1
ana
oar brake contact switch terminal 2
ana
ground point 4
or
.parking brake contact switch faulty
Note: Checkthe wiring harnessfor
Yes: EO! pinchingor chafing damage.
IEOI 1-PSM control module faulty I.
45 -D 177
<ing
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