Pajero II Workshop Manual 1998 Supplement · FUEL · страница 70 из 104 · Открыть оригинал PDF ↗

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DETONATION SENSOR <6G74-SOHC 24Valve Enginez

OPERATION

The detonationsensor generatesvoltage
proportional to the magnitude of cylinder block
vibration due to knocking and inputs it to the
engine control unit_Based on this signalthe
engine control unit provides retard control of the
ignition timing:

TROUBLESHOOTING HINTS

When knocking occurs while driving under high-
load conditionsthe following problems are
suspected in addition to the detonation sensor
itself:

Inappropriate ignition plug heat range
Inappropriate gasoline

(3) Incorrectly adjusted reference ignition timing

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