HYBRID/TROUBLE SHOOTING
3–24
Abnormality in
HV ECU func-
tion
Sticking of the
DIAG CAN reg-
ister
Serious abnor-
mality in the
inverter
Slight abnor-
mality in the
inverter
Abnormality in
high tempera-
ture of HV bat-
tery
Abnormally
high tempera-
ture of the HV
battery
Abnormality in
function of HV
battery cooling
fan
Abnormality in
the HV battery
cooling FAN
function
Behavior of vehicle does not
vary.
Abnormality in
HV battery
cooling fan
drive signal
Low
Disconnection
or GND short
circuit of the HV
battery cooling
FAN drive sig-
nal circuit
Behavior of vehicle does not
vary.
Abnormality in
HV battery
cooling fan
drive signal
High
HV battery
cooling fan
drive signal cir-
cuit power sup-
ply (positive
side) shorted
Behavior of vehicle does not
vary.
DTC
No.
Diagnosis code
name
TC
No.
Description of
malfunction
Vehicle behavior for occur-
rence of malfunction
Number
of mal-
function
confir-
mation
DCY
HV
Warning
Light
MIL