Zontes ZT125-M 2022, Руководство по обслуживанию

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Analysis flow chart of EFI failure indicator light always on
If the EFI failure indicator light " " is always on, you should first check whether the wires of the EFI sensors are loose.
The fault light is
always on during
driving
Read fault code
Other fault codes
Idle speed fault
0505, stepper motor
circuit is normal
Canister solenoid
valve failure, 0444
Check the
corresponding EFI
parts according to
the fault code
The circuit of the
part is intact and
undamaged
The EFI parts are
damaged
Y
After checking the
route, judge
according to the
process
There has been a
power outage in the
whole vehicle
Reset the EFI
system
Y
High idle
speed
The throttle body
has a large
leakage and
needs to be
replaced
Throttle position
sensor bounces
and needs to be
reinstalled
N
Throttle leakage is
too small and
needs to be
replaced
N
Loose wire
plug
Troubleshooting
If it is not ruled
out, the solenoid
valve of the
canister is
damaged
Y
Rear brake light
does not light up
The solenoid valve
wire plug of the
carbon canister
and the rear brake
light wire are
plugged
incorrectly
N
After connecting
the wire plug, you
need to re-write
the ECU
N