Honda CBR650RA Shop Manual page 430

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ANTI-LOCK BRAKE SYSTEM (ABS)
5. Power Input Line Short Circuit Inspection
With the ABS MAIN fuse (7.5 A) removed, check for
continuity between the wire harness side ABS
modulator 18P (Black) connector [1] and ground.
TOOL:
Test probe
CONNECTION: 7 – Ground
Is there continuity?
YES
NO
6. Power Input Line Open Circuit Inspection
Install the ABS MAIN fuse (7.5 A).
Turn the ignition switch ON.
Measure the voltage between the wire harness side
ABS modulator 18P (Black) connector [1] terminal
and ground.
TOOL:
Test probe
CONNECTION: 7 (+) – Ground (–)
Is there battery voltage?
YES
NO
ABS TROUBLESHOOTING
• Perform inspection with the ignition switch OFF,
unless otherwise specified.
• All connector diagrams in the troubleshooting are
viewed from the terminal side.
• Use a fully charged battery. Do not diagnose with a
charger connected to the battery.
• When the ABS modulator assembly is detected to be
faulty, recheck the wire harness and connector
connections closely before replacing it.
• After diagnostic troubleshooting, erase the DTC
(page 19-8).
Test-ride the motorcycle to check that the ABS
indicator operates normally during pre-start self-
diagnosis (page 19-6).
DTC 1-1, 1-2, 2-1, 4-1 or 4-2 (Front
Wheel Speed Sensor Circuit/Front
Wheel Speed Sensor/Front Pulser
Ring/Front Wheel Lock)
• The ABS indicator might blink under unusual riding
or conditions (page 19-10). This is temporary failure.
Erase the DTC (page 19-8).
Test-ride the motorcycle above 30 km/h check that
the ABS indicator operates normally (page 19-7)
• If the DTC 4-1 is indicated, check the front brake for
drag.
19-14
07ZAJ-RDJA110
– Short circuit in Red/black wire
– Intermittent failure. Replace the ABS MAIN
fuse (7.5 A) with a new one, and recheck.
07ZAJ-RDJA110
– Faulty ABS modulator
– Open circuit in Red/black wire
[1]
7
(Terminal side of the wire harness)
[1]
7
(Terminal side of the wire harness)