996 Carrera Group 0 Part 1 Diagnosis / PAGE 49
Fault, DTC Possible causes, elimination, notes · Test point 12
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911 Carrera (996) Tiptronic diagnosis
Fault, DTC Possible causes, elimination, notes
Test point 12
Governor Faulteffect:
Signal implausible Reduceddriving program.
DTC 46
Note
The "Governor"function is activated to preventthe engine
from overrewing in the event of falsified rpm signals.
Possiblefaults:
Wrong transmission speed signals.
Stuck spool valves in the transmission.
Test point 13
Speed sensor Faulteffect:
Signalimplausible Reduceddrivingprogram.
DTC 36
Note
The ratio of transmission output speed/engine speed is monitored.
1. Check sensor for the transmissionspeed on Tiptronic control module
connector pins 14 and 42 with an ohmmeter.
Nominalvalue:0.80 1.2 k.Q
2. Check wiring from the control module connector pin 42 (or 14)
to the 16-pole transmission connector pin 10 (or 1) for open
circuit, short circuit to ground and short to B+.
3. Check shield on control module connector pin 15
37 01 Diagnosis/Troubleshooting, Tiptronic 37 -D 29
Printed in Germany -8, 1998 99637D21
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