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
(On board display)
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Display Item
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Malfunction detected condition
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U0424
(156)
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HVAC CAN CIR 1
(HVAC CAN circuit 1)
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When signal that is transmitted from A/C auto amp. is not the latest information
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