Pajero II Workshop Manual 1991 · FUEL · страница 11 из 339 · 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 betweenthe other end and earth.If there is
continuity,theharnessisshort-circuitedtoearthand
should be repaired

If the voltage (power-supply voltage) supplied toa sensor
isnot normal, repair theharness_If the voltage tothe
sensoris stillnotnormalafter theharness hasbeen
repaired, replace the engine control unit ad check again.

ENGINE WARNING LAMP (CHECK ENGINE LAMP)

Amongtheself-diagnosisitems;enginewarninglamp
comes on to notify the driver of the emission control items
when a irregularity is detected. However, when a irregular
signal returns to normal ad the enginecontrol unit judges
that it has returned to normal, the engine warning lamp goes
out.Moreover,whenthe ignition switchis turnedoff ,the
lamp goes out. Even if the ignition switch is turned onagain,
the lamp does not come on until the irregularity is detected
onthe
Here , immediately afterthe ignitionswitch is turn
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 for ignition timing adjustment is short-circuited:
comeonevenwhentheter-
Therefore, the lamp will
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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