Honda CBR650RA Shop Manual page 182

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PGM-FI SYSTEM
GROUND LINE
Check for continuity between the wire harness side
ECM 33P (Black) [1] and 33P (Gray) [2] connector
terminals and ground.
TOOL:
Test probe
CONNECTION: Green – Ground
There should be continuity at all times.
If there is no continuity, check for open circuit in the
Green wire.
IGN SW (IGNITION SWITCH SIGNAL) LINE
(ED, IIED, IIIED, IVED, FO, IIFO, KO, IIKO models)
Disconnect the ECM 33P (Gray) connectors (page 4-
76).
Measure the voltage between the wire harness side
ECM 33P (Gray) connector [1] terminal and ground.
TOOL:
Test probe
CONNECTION: White/yellow (+) – Ground (–)
There should be battery voltage with the ignition switch
turned ON and engine stop switch " ".
If there is no voltage, check the following:
– White/yellow wire, Red/black wire and Black/red
wire between the ECM and ignition switch for open
circuit.
– ENG STOP (7.5 A) fuse
– Ignition switch (page 21-14)
4-78
ED, IIED, IIIED, IVED, FO, IIFO, KO, IIKO models:
[2]
07ZAJ-RDJA110
MA, IIMA, IN, TH, IITH, U, IIU, BR, IIBR models:
[2]
[1]
07ZAJ-RDJA110
G
G G
G
G
G
(Terminal side of the wire harness)
W/Y
(Terminal side of the wire harness)
[1]
G
[1]
G