Honda NC700 2012, Service Manual

Page: 701 / 773

20-20
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ANTI-LOCK BRAKE SYSTEM (ABS)
PROBLEM CODE 51, 52 or 53 (Pump
Motor)
1. Fuse Inspection
Check the ABS fuse 30 A (ABS M.) [1] in the fuse
box for blown.
Is the fuse blown?
YES – GO TO STEP 2.
NO – GO TO STEP 3.
2. Motor Power Input Line Short Circuit Inspection
Turn the ignition switch OFF.
Disconnect the ABS modulator 25P connector [1].
Check for continuity between the ABS modulator
25P connector of the wire harness side and ground.
Is there continuity?
YES – Short circuit in Violet/white wire
NO – Intermittent failure. Replace the ABS fuse
30 A (ABS M.) with a new one, and
recheck.
3. Motor Power Input Line Open Circuit Inspection
Turn the ignition switch OFF.
Disconnect the ABS modulator 25P connector [1].
Measure the voltage between the ABS modulator
25P connector of the wire harness side and ground.
Does the standard voltage exist?
YES – GO TO STEP 4.
NO – Open circuit in Violet/white or Black wire
between the battery and ABS modulator
25P connector
[1] NC700XA/SA shown:
Connection: Violet/white – Ground
TOOL:
Test probe
07ZAJ-RDJA110
V/W
[1]
Connection: Violet/white (+) – Ground (–)
Standard:
Battery voltage
TOOL:
Test probe
07ZAJ-RDJA110
V/W
[1]