Conditions

Throttle Position Signal From Fuel System, Incorrect Signal
Fault symptoms
CHECK GEARBOX warning lamp on.

TCM in Limp-Home mode.

Conditions
The "Throttle Position" signal is absent or outside tolerances for more than 4 s.

Diagnostic help
The throttle position sensor can be read with the diagnostic 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.