Page 159 - 2019 SHOP MANUAL CRF1000/A/D

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IGNITION SYSTEM
Remove the air cleaner housing (page 7-11).
[1] [3] [4]
Do not disconnect With the ignition coil primary wire connected, connect
the ignition coil the peak voltage adaptor or Imrie tester to the ignition
primary wire. coil primary terminal and ground.
– No.1 cylinder main ignition coil primary terminal [1]
– No.1 cylinder sub ignition coil primary terminal [2]
– No.2 cylinder main ignition coil primary terminal [3]
– No.2 cylinder sub ignition coil primary terminal [4]
TOOLS:
Imrie diagnostic tester (model 625) or
Peak voltage adaptor 07HGJ-0020100
with commercially available digital multimeter
(impedance 10 MΩ/DCV minimum)
CONNECTION: [2]
No.1 main: Blue/black (+) – Ground (–)
No.1 sub: Blue/white (+) – Ground (–)
No.2 main: Blue/red (+) – Ground (–)
No.2 sub: Blue/yellow (+) – Ground (–)
Turn the ignition switch ON and engine stop switch " ".
Check the initial voltage at this time.
The battery voltage should be measured.
If the initial voltage cannot be measured, follow the
checks described in the troubleshooting table
(page 5-3).
Shift the transmission into neutral.
Avoid touching the Crank the engine with the starter motor and measure
spark plug and the ignition coil primary peak voltage.
tester probes to PEAK VOLTAGE: 100 V minimum
prevent electric
shock. If the peak voltage is abnormal, follow the checks
described in the troubleshooting table (page 5-3).
Install the air cleaner housing (page 7-11).

CKP SENSOR PEAK VOLTAGE

Check the cylinder compression and check that the
spark plugs are installed correctly in the cylinder head.
CRF1000D: Turn the ignition switch OFF.
Remove the starter relay (page 7-11). [2]
Connect the wire harness side relay 4P (Black)
connector [1] terminals with a jumper wire [2].
CONNECTION: Green/red – Green

G

G/R

[1]

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