Honda 954 Service Manual page 123

Turn the ignition switch
to
Measure the voltage at the test harness termi-
nals (page 5-9).
Measure the voltage at the test harness termi-
nals (page 5-91.
-
Connection: B4 A26
V
Standard: 2.7 maximum
I
Out
"ON".
Voltage exists
FUEL SYSTEM (Programmed Fuel
of
range
Faulty MAPsensor
Replace the ECM with a new one, and inspect
again
Injection)
it