P1971
Symptom: CHECK GEARBOX warning lamp on. TCM may be in emergency operation program.
P1971 |
Fault symptoms
CHECK GEARBOX warning lamp on.TCM may be in emergency operation program.
Conditions
Incorrect information from Trionic.Diagnostic help
Incorrect information on P-bus concerning engine torque is making TCM generate diagnostic trouble code P1971.Incorrect information on the P-bus concerning accelerator pedal position is making TCM generate diagnostic trouble code P1971.
See technical description Bus communication Trionic.