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2-7 [M604]
FUEL INJECTION SYSTEM
4. IGNITION SYSTEM CONTROL
This results in a reduced energy loss because no high
This ignition system is a direct ignition system which is
tension cords are needed .
composed of an ECU, six ignition coils, two knock
One knock sensor is installed on the left cylinder block,
sensors and other sensors. Six ignition coils are directly
and another on the right cylinder block, thus ensuring
mounted to the spark plugs of the respective cylinders .
accurate digital engine knock control .
IG switch
_
ECU
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Crank angle
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Cam angle
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sensor 1
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sensor
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#2
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LF-~'
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1' Knock
Knock
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sensor 2
sensor 1
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,Egl:---
Ignitor
Water tempe ratu re sensor
----- Output signal
f------ Input signal
Electric current
---------------
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Crank angle
sensor 2
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C Ignition coil I
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1
#1
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#30
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Air flow sensor
C2-052
Fig. 29
18
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Troubleshooting
