996 Carrera Group 0 Part 1 Diagnosis / PAGE 317
8.10 Wheel-speed sensor circuits · Test instruction Result Possible causes of fault
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8.10 Wheel-speed sensor circuits
Test instruction Result Possible causes of fault
TO! mechanical functionality O.K No:
-Speed sensor
-Check front left speed sensor and orI
toothed disc for soiliOgand damage Yes:102 toothed disc faultY
TO2 Test: mechanical functionality O.K. No:
-Speed sensor
-Check front right speed sensor and or
toothed disc for soi(ing and damage Yes:103 toothed disc faulty
103 Test: mechanical functionality O.K. No:
-Speed sensor
Checkrear left speedsensorand or
tootheddisc for soilingandda~~~ IYes: 104 toothed disc faulty
104 Test: mechanical functionality IO.K.
!- Speed sensor
.Check rear right speed sensor and lor'toothed
toothed disc for soiling and damage IYes:EO! disc faulty
IEOI 1-PSMcontrolmodulefaulty I
45 -D 254
II!Work:Test:I.INo:
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