Pajero II Workshop Manual 1991 · FUEL · страница 157 из 339 · Открыть оригинал PDF ↗
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DETONATION SENSOR <DOHC>
OPERATION
The detonation sensor generatesvoltage propor-
tional to the magnitude of cylinder block vibration
due to knocking and inputs it to the engine control
unit; Basedon this signal;the engine control unit
provides retard control of the ignition timing:
TROUBLESHOOTING HINTS
When knocking occurs while driving under high-load
conditions, the following problems are suspected in
addition to the detonation sensor itself.
(1) Inappropriate ignition plug heat range
2) Inappropriate gasoline
(3) Incorrectly adjusted reference ignition timing
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