MANUALS · FUEL [13] · страница 11 из 340 · Открыть оригинал PDF ↗

Текст распознан со скана. Числа и обозначения можно сверить с оригиналом ниже.

When checking for a harness short-circuit (short-circuit to
earth) , open one end of the harness ad then check for
continuity between the other endand earth: If there is
continuity,theharness is short-circuitedtoearthand
should be repaired.

If the voltage (power-supply voltage) supplied to a sensor
isnot normal,repair theharness_If the voltage to the
sensorisstillnotnormalaftertheharnesshasbeen
repaired, replace the engine control unit and check again.

ENGINE WARNING LAMP (CHECK ENGINE LAMP)

Amongtheself-diagnosisitems,enginewarninglamp
comeson to notify the driver of the emission control items
whenan
irregularity is detected. However, when an irregular
signal returns tonormal and the engine control unit judges
that it has returned to normal, the engine warning lamp goes
outMoreover ,whenthe ignition switch is turned off,the
lamp goes out. Even if the ignition switch is turned on again,
the lamp does not come on until the irregularity is detected:
Here, immediatelyafter the ignitionswitch is turnon,the
engine warning lamp is lit for 5 seconds to indicated that the
engine warning lamp operates normally.

Item indicated by the lightening engine warning lamp

Таблица в оригинале

Распознанный текст таблицы — требует сверки с оригиналом

Engine control unit	Crank angle sensor
Oxygen sensor	Top dead centre sensor
Air flow sensor	Barometric pressure sensor
Intake air temperature sensor	Ignition timing adjustment signal
Throttle position sensor	Injector
Engine coolant temperature sensor

Caution

Engine warning lamp will come on when the line of ter-
minal forignition timing adjustmentisshort-circuited,
willcomeonevenwhentheter-
Therefore, the lamp
minal for ignition timing adjustment is earthedat the
time of adjusting ignition timing: In this case, however,
it is not abnormal:

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