Section 04 FUEL SYSTEM
Subsection 02 (ELECTRONIC FUEL INJECTION (EFI))
Fuel Injector Input Voltage Test
Open seat.
Remove rear ventilation box. Refer to
AIR INTAKE
SYSTEM
.
Disconnect fuel injector connectors.
NOTE: Push against tab underneath connector as
shown to unlock it.
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PUSH HERE TO UNLOCK
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1. Fuel injector connectors
Install D.E.S.S. key on its post.
BrieflypresstheSTARTbuttontowakeupthe
ECM.
Use the
FLUKE 115 MULTIMETER (P/N 529 035 868)
and select Vdc.
Read voltage of the desired injector.
INJECTO
R CONNECTOR
MEASURE
MENT
VIOLET wire with a tracer
and bat
tery ground
Battery voltage
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If input volt
age is good, carry out the
INJECTOR
CONTROL CIR
CUIT TEST
.
If input voltage is not good, check continuity be-
tween fuse box #1 and injector as follows.
Remove cover of fuse box 1. Refer to
POWER
DISTRIBUTION
subsection.
Remove the l
ong bus bar.
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1. Long bus bar
Use the FLUKE 115 MULTIMETER (P/N 529 035 868)
and select .
Read resistance of the desired injector circuit.
INJECTOR
INJECTOR
CONNECTOR
FUSE BOX
#1
MEASUREMENT
1 (rear)
Terminal
C11
2
Terminal C9
3
VIOLET wire
with a tracer
Terminal C7
Closeto0
234 smr2009-030
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