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Q70 5.6, AWD
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Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis) (Except Hybrid)
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DTC/Circuit Diagnosis
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DTC U0402: TCM Circuit 1 Error Signal
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DTC Logic
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DTC Detection Logic
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DTC Detection Logic
DTC
(On board display)
Trouble diagnosis name
DTC detecting condition
U0402
(122)
TCM CAN CIRC1
(TCM CAN circuit1)
If ADAS control unit detects an error signal that is received from TCM via CAN communication