P0743
Read the instructions below then start the fault diagnostic procedure.
Symptom: No Lock-up function or Lock-up function defective.
P0743 |
Fault symptoms
No Lock-up function or Lock-up function defective.Conditions
Shorting to ground.Shorting to B+/Open circuit.
Diagnostic help
The status of the Lock-up solenoid can be ascertained with the diagnostics tool. Select " Data Display / Output Control (New)" and " Solenoid Lock Up (SL)"Lock-up is activated (ON) in third and fourth gear.
The Lock-up solenoid can be activated with the diagnostics instrument.
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Activate “
Solenoid Lock Up”
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