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TCM E39 / P0742 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display.

  P0742 00


Lock-up. Mechanical Fault.

Fault symptom

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Battery voltage must be between 10.2 - 15.5 V.
Engine speed between 1000 and 3000 rpm.
Selector lever in position D.
Oil temperature > -7 °C
Vehicle speed 0 km/h.
TCM not in Limp Home
The following diagnostic trouble codes may not be generated:
P0715
P0717
P0720
P0722
P2761
P2763
P2764

Fault criteria:

Difference between engine speed and input rpm is outside the limit value.

System reaction to a fault:

Poor shifting quality.

Diagnostic help

Diagnosis regards:

Locating a mechanical fault.