996 Carrera Group 0 Part 1 Diagnosis / PAGE 53
Fault, DTC Possible causes, elimination, notes · Test point 16
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Fault, DTC Possible causes, elimination, notes
Test point 16
Gear sel. monitor, Faulteffect:
transmission input speed Reduceddriving program.
Signal implausible
DTC 92 Note
The ratio of transmission input speed/transmissionoutput speed
is monitored.
1. Check sensor for the transmission input speed on Tiptronic
control module connector pins 16 and 44 with an ohmmeter
Display:230 300 .0.
2. Check wiring from control module pin 16 (or 44) to the 16-pole
transmissionconnector pin 5 (or 6) for open circuit,
short to ground and short to B+.
3. Check shield on control module connector pin 23,
4. Check sensor on transmission socket pins 5 and 6 with an ohmmeter,
Display: 230 ...300 Q
Note
The hydrauliccontrol unit must be removed before the sensor
can be tested.
5. If items 1 ...4 are OK and no other faults are stored,
there is a mechanical/hydraulicfault in the transmission
(e.g. ATF level not OK, slipping clutches or brakes).
37 01 DiagnosisjTroubleshooting, Tiptronic 37 -D 33
Printed in Germany -8, 1998 99637D21
This is a source reference. Confirm exact model applicability in the original material.
