DTC Detection Logic
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
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DTC
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Items
(CONSULT screen terms)
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DTC detection condition
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Possible cause
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U1000
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CAN COMM CIRCUIT
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When A/C auto amp. is not transmitting or receiving CAN communication signal for 2 or more seconds.
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CAN communication system
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