AU2 power supply short circuit to ground
â–¶ How to fix
Switch off ignition; Disconnect electronics; Connect transmission test cable; Measure resistance of the supply line against ground / housing (pin 21 against KL31 / housing), nominal value: > 10 Mohm; Check cable TCU -> transmission; If you find deviations from the nominal value, check wiring and component;
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The AU2 voltage is lower than 8,24 V; Normal mode
Possible cause
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