Joyner JNSZ1600QL, Руководство пользователя

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doesn’t work.
·
stepper motor, fuel injector, and fuel pump circuits are shorted
·
high pressure ignition coil,
fuel vapor recirculation solenoid is shorted or opened.
Main parameters are shown according to the requirements: speed, water temperature, injection time,
ignition advance, intake manifold pressure, throttle valve position, battery voltage, stepper motor position
(steps).
When engine is stopped and ignition switch is on, ECU may perform active diagnostic function, which
may operate ECU microprocessor to check whether the following accessories are running well or not: fuel
pump, fuel injector, and fuel vapor recirculation solenoid. After service, you may erase trouble code stored.
To check stepper motor, technician needs to start the engine before checking.
ECU memory stores a series of emergency parameters for resuming operation. The emergency
function may insure that cars may be drive home or sent to service center. The emergency parameters are
indicated by special LED.
Fig.160