Honda BF40D Mode D'emploi page 455

3) CKP sensor 2 signal line open-circuit inspection
• Measure the voltage between the CKP sensor 2 3P
connector main wire harness side No.1 (Green)
14
terminal and the engine ground.
CKP SENSOR 2 3P CONNECTOR
MAIN WIRE HARNESS SIDE
14
VIEWED FROM THE TERMINAL SIDE
Is the measurement within 4.75 - 5.25V?
YES - Go to "4) CKP sensor 2 signal line short-
circuit inspection."
NO - Repair open in the main wire harness
between the ECM and the CKP sensor 2.
4) CKP sensor 2 signal line short-circuit inspection
• Turn the combination switch OFF. Disconnect the
ECM connector A . Check for continuity between
9
the CKP sensor 2 3P connector
harness side No.1 (Green) terminal and the engine
ground.
CKP SENSOR 2 3P CONNECTOR
MAIN WIRE HARNESS SIDE
14
VIEWED FROM THE TERMINAL SIDE
Is there continuity?
YES - Repair short in the main wire harness
between the ECM and the CKP sensor 2.
NO - Go to "5) CKP sensor 2 GND line open-circuit
inspection."
5) CKP sensor 2 GND line open-circuit inspection
• Connect the ECM connector A
continuity between the CKP sensor 2 3P connector
14
terminal and the engine ground.
CRK2 (Green)
Is there continuity?
YES - Go to "6) Guide plate inspection."
NO - Repair open in the main wire harness
6) Guide plate inspection
• Check the guide plate.
main wire
14 Is the guide plate damaged?
YES - Replace the guide plate with a new one and
NO - Replace the CKP sensor 2 with a new one
CRK2 (Green)
455
main wire harness side No.2 (Black/Blue)
CKP SENSOR 2 3P CONNECTOR
MAIN WIRE HARNESS SIDE
14
PG3 (Black/Blue)
VIEWED FROM THE TERMINAL SIDE
between the ECM and the CKP sensor 2.
recheck.
and recheck. If the MIL blinks 8 times again,
replace the ECM with a new one and recheck.
. Check for
9
5-60