LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Infiniti
>>
2016
>>
QX80 Base, RWD
>>
Repair and Diagnosis (Single Page)
>>
Accessories & Equipment
>>
Cruise Control Systems
>>
Driver Assistance System (ADAS Control Unit) (DTC/Circuit Diagnosis)
>>
DTC/Circuit Diagnosis
>>
DTC U0424: HVAC Can Circuit 1
>>
DTC Logic
>>
DTC Detection Logic
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
DTC Detection Logic
DTC
(On board display)
Display Item
Malfunction detected condition
U0424
(156)
HVAC CAN CIR 1
(HVAC CAN circuit 1)
When signal that is transmitted from A/C auto amp. is not the latest information