Honda BF50D Bedienungsanleitung Seite 473

3) Injector GND line open-circuit inspection
• Check for continuity between each main wire
harness side connector of the ECM connector B
and the main wire harness side No.1 terminal of the
respective injector 2P connectors
.
8
• Between No.16 terminal of
10
• Between No.15 terminal of
10
• Between No.14 terminal of
10
ECM CONNECTOR B
MAIN WIRE HARNESS SIDE
10
INJ1
(Brown)
INJ2
(Red)
6 7
INJECTOR 2P CONNECTOR
MAIN WIRE HARNESS SIDE
VIEWED FROM THE TERMINAL SIDE
Is there continuity?
YES - Repair open in the main wire harness
between the ECM and the injector.
NO - Go to "4) Injector inspection."
4) Injector inspection
10
, and
6 7
and No.1 terminal of
6
and No.1 terminal of
7
and No.1 terminal of
8
INJ3
(Blue)
8
473
• Measure the resistance between the injector side
No.1 and No.2 terminals of all the injector 2P
connectors.
INJECTOR 2P CONNECTOR
INJECTOR SIDE
7
6
VIEWED FROM THE TERMINAL SIDE
Is there 10 - 11 ?
YES - Replace the ECM with a new one and
recheck.
NO - Replace the injector with a new one.
8
IGP2
5-78