MANUALS · FUEL [13] · страница 47 из 340 · Открыть оригинал PDF ↗

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

The power for the top dead center sensor is
suppliedfromthe controlrelayand is earthed
to the vehicle body.The top dead center sen-

sor,by intermitting the flow (to earth) of the
5Vvoltage applied from theenginecontrol
unit, produces pulse signals_

TROUBLESHOOTING HINTS

If there ismalfunction of the top dead center
sensor,the sequential injectionwillnotbecor-

rect, resulting in such problems as enginestall-
ing;unstableidling,and poor acceleration:

Проверка

Wave Pattern Inspection

Using an Analyzer

Measurement Method

(1) Disconnect the crankshaft angle sensorconnectorand
connect the special tool (test harness: MB991348) in be-
tween: (All terminals should be connected )

(2) Connect the anallyzer special patterns pickup to terminal
of the crankshaft angle sensor connector(Whenin-
specting the TDC sensor signal wave pattern )

(3) Connect the analyzer special patterns pickup to terminal
of the crankshaft anglesensor connector.(WhenIn-
spectingthe crankshaft anglesensor signal wavepat-
tern:)

Standard wave pattern

Observation conditions

Таблица в оригинале

Распознанный текст таблицы — требует сверки с оригиналом

Function	Special patterns
Pattern height	Low
Pattern selector	Display
Engine rImin.	Idle rlmin. (700 rlmin )

Оригинальная страница руководства