Conditions

Torque Limitation Request To The Fuel System, Open Circuit Or Short Circuit To Ground.
Fault symptoms
CHECK GEARBOX warning lamp on.

TCM in Limp-Home mode.

Torque limitation request absent, which results in harsh shifting.

Conditions
Short circuit to ground or open circuit.

Diagnostic help
The status for TORQUE LIMITATION can be checked with the diagnostics tool.

TORQUE LIMITATION can be activated with the diagnostics tool.

Check the wiring
Jiggle the wiring harness at several points and in different directions to reveal intermittent breaks and short circuits in the various leads. Observe the multimeter, test lamp or diagnostic instrument while carrying out this check.