TCM T8 / P0741 64
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Message appears in display.
Lock-up. Mechanical Fault.

Fault symptom
Message appears in display.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| Engine running and not in limp home mode. |
| The following diagnostic trouble codes may not be generated: |
| Gear selector position sensor |
| Gearbox Fluid Temperature Sensor |
| Battery Voltage. Too High. |
Fault criteria:
| TCM registers rapid speed changes on the output shaft or TCM registers a difference greater than 100 rpm between input shaft speed and engine rpm. |
System reaction to a fault:
| Excluded Lock-Up function. |
Diagnostic help
Diagnosis regards:
| Locating a mechanical fault. |