Honda CBR 954RR Service Manual 17 ignition
IGNITION
SYSTEM
SYSTEM
DIAGRAM
ENGINE
STOP
I
SWITCH
NEUTRAL
17-0
SWITCH
GIR
DIODE
,
'IGNITION COILS
SPARKPLUGS
DOWN
-
-
-
CLUTCH SWITCH
BlNV
2P (GREEN)
hGIW-'
Tachometer
ECM
ENGINE STOP
RELAY
'THROlTLE SENSOR
IGNITION PULSE GENERATOR
R
......
G
......
Y
.......
0
......
......
W
2P
(RED)
RED BI
GREEN BU
YELLOW
ORANGE Lg
WHITE Br
P
.....
BLACK
....
BLUE
......
PINK
....
LIGHT GREEN
.....
BROWN
17.
IGNITION
SYSTEM
SYSTEM DIAGRAM
SERVICE INFORMATION
TROUBLESHOOTING
SERVICE
INFORMATION
17-0 IGNITION SYSTEM INSPECTION
17
-
1 IGNITION PULSE GENERATOR
-
3 IGNITION TIMING
17
17-4
17-6
17-8
GENERAL
.
Some electrical components may be damaged
"ON"
tion switch is turned to
When servicing the ignition system, always follow the steps in the troubleshooting sequence on page
This motorcycle's Ignition Control Module (ICM) is built into the Engine Control Module (ECM).
The ignition timing does not normally need to be adjusted since the ECM is factory preset.
The ECM may be damaged if dropped.
age may damage the module. Always turn off the ignition switch before servicing.
A faulty ignition system is often related to poor connections. Check those connections before proceeding. Make sure the
battery is adequately charged. Using the starter motor with a weak battery results in a slower engine cranking speed as
well as no spark at the spark plug.
Use spark
The direct ignition coil that the ignition coil and spark plug cap are integrated, is adopted in this motorcycle.
Refer to section 5 for Throttle Position (TP) sensor, cam pulse generator and ECM inspection.
plugs
of the correct heat range. Using spark plugs with an incorrect heat range can damage the engine.
and current is present.
Also
if
terminals or connectors are connected or disconnected while the igni
17-3.
if
the connector is disconnected when current is flowing, the excessive volt
SPECIFICATIONS
-
-
ITEM
Spark plug
Spark plug gap
Ignition coil peak voltage
Ignition pulse generator peak voltage
lanition timina
Standard IMR9C-9H (NGK), VUH27D
Optional
I'
("F"
mark)
I
I
I
SPECIFICATIONS
(DENSO)
IMR8C-9H (NGK), VUH24D (DENSO)
0.8 - 0.9 mm
100
0.7 V minimum
13'
(0.03
-
0.04
V
minimum
BTDC at idle
in)
17-1
IGNITION SYSTEM
TORQUE
Timing hole cap
Spark plug
Ignition pulse generator rotor special
VALUES
bolt
TOOLS
IgnitionMate peak voltage tester (U.S.A. only)
Peak
voltage adaptor
18
N-m
(1.8
kgf-m, 13 Ibf-ft)
12 N-m
59
or
07HGJ-0020100
with commercially available digital multimeter
(impedance
N-m
(1.2
kgf-m, 9 Ibf*ft)
(6.0
kgf-m, 43 Ibf-ft)
(not available in U.S.A.)
10
MWDCV
minimum)
Apply grease to the threads.
Apply oil to the threads.
17-2
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