Honda CBF600SA Service Manual page 143

Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
5. VS Sensor Pulse Line Short Circuit Inspection
Check for continuity between the VS sensor 3P
(Black) connector of the wire harness side and
body ground.
CONNECTION: Pink/blue – Ground
Is there continuity?
YES
NO
DTC 12-1 (No.1 INJECTOR)
• Before starting the inspection, check for loose or
poor contact on the injector 2P (Gray) connectors
and ECM 33P connectors, then recheck the DTC.
DTC INJEC-
TOR
12-1 No.1
13-1 No.2
14-1 No.3
15-1 No.4
1. Injector System Inspection
Clear the ECM self-diagnosis memory data (page
5-14).
Turn the ignition switch ON and engine stop
switch "
injector with the HDS pocket tester.
Is the DTC 12-1 indicated?
YES
NO
2. Injector Input Voltage Inspection
Turn the ignition switch OFF.
Disconnect the injector 2P (Gray) connector.
Turn the ignition switch ON and engine stop
switch "
Measure the voltage between the injector 2P
(Gray) connector of the wire harness side and
ground.
CONNECTION: Black/white (+) – Ground (–)
Is there battery voltage?
YES
NO
email: info@motomatrix.co.uk
– Short circuit in Pink/blue wire
– Faulty VS sensor
POWER SIGNAL
INPUT LINE LINE
Black/White Pink/yellow A17
Black/White Pink/blue
Black/White Pink/green
Black/White Pink/black
", then start the engine and check the
– GO TO STEP 2.
– Intermittent failure
".
– GO TO STEP 3.
– Open or short circuit in Black/white wire
SIGNAL
AT ECM
A6
A8
A7
2P (Gray) CONNECTOR
(Wire side/female terminal)
FUEL SYSTEM (PGM-FI)
3P (Black) CONNECTOR
(Wire side/female terminal)
Pink/blue
Black/white
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