[121]
power supply of inverter board is abnormal
check if wire between
control PCB and inverter board
is abnormal
solve the failures due to
relative information
adjust communication wire
yes
no
yes
no
yes
check if voltage of power
supply on inverter control board
is normal
if circuit of inverter control
board is abnormal
improve power supply circuit
replace power module
yes
[122]
radiator temp.sensor of transducer abnormal
yes
no
no
replace sensor
check if connection between
temp.sensor and inverter board
adjust connection
measure if temp.sensor
resistor is normal
yes
replace inverter control board
96