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Home >> Nissan-Datsun >> 2017 >> Maxima SL >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio, Visual & Navigation System (Multi Av) (Navigation With BOSE) (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U1300: Av Comm Circuit >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No. CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U1300 AV COMM CIRCUIT
(AV comm circuit error)
1 Diagnosis condition When ignition switch is ON.
Signal (terminal) AV communication circuits are short to ground (terminals 21, 22, 23, and 24)
Threshold -
Diagnosis delay time 30 seconds or more
2 Diagnosis condition When ignition switch is ON.
Signal (terminal) AV communication circuits are open (terminals 21, 22, 23, and 24)
Threshold -
Diagnosis delay time 30 seconds or more