Honda 954 Service Manual page 135

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Check for continuity between the No.1 injector
and ground.
Connection:
-
Ground
Standard: No continuity
Turn the ignition switch t o "ON".
Measure the voltage between the No.1 injector
connector of the wire harness side and ground.
Connection:
-
Ground
(+)
Standard: Battery voltage
Turn the ignition switch t o "OFF".
Connect the No.1 injector connector.
Voltage exists
FUEL SYSTEM (Programmed Fuel Injection)
Continuity
Faulty No.1 injector
Out of range
5-27