Data Record For Calibration Of The Shift Rods Is Not Valid

P1748

Diagnostic information - PDK

Data record for calibration of the shift rods is not valid

Diagnostic conditions
The control unit first tests internal function sequences when the ignition is switched on (terminal 15). If they are OK, all diagnosable outputs are then tested and any faults are stored.

- Ignition on
- Selector lever in [P]

Possible fault causes
- Transfer error (error in learning process)

Fault setting conditions
- Engine torque outside the permissible range
- Engine speed outside the permissible range
- Selector lever in [P]
- Transmission oil temperature outside the permissible range
- Calibration cancelled

Fault effects
- Clutches open
- Transmission limp-home display in the instrument cluster control unit

Fault remedy
- Perform calibration
- Engine running
- Selector lever in [P]
- Transmission pan temperature ≥ 60 °C (140 °F)