Driver controls
PrecautionHeater and Air Conditioner (manual)
(if so equipped)
Heater and Air Conditioner
Fan speed control / system OFF dial / air
conditioning (A/C) button
Air flow control
buttons
Temperature control dial / MAX A/C button
Air recirculation button
Rear window and
outside mirror (if so
equipped) defroster but ...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
Refer to LAN-8, "System Description".
DTC Logic
DTC DETECTION LOGIC
NOTE:
U1000 can be set if a module harness was disconnected and reconnected, perhaps
during a repair. Confirm
that there are actual CAN diagnostic symptoms and a present DTC by p ...
U1040 ENG comm circuit
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
U1040
ENG COMM CIRCUIT
(Engine communication circuit)
ECM cannot transmit a communication signal to generator.
POSSIBLE CAUSE
Harne ...