FUEL SYSTEM
(Programmed
Fuel Injection)
5-84
Disconnect the ECM 26P
(Black)
and
26P
(Light
gray)
connectors.
POWER/
GROUND LINE INSPECTION
Connect the
test
harness between
the
main wire
harness
and
ECM (page 5-9).
TOOL:
ECU
test
harness
26P
GROUND
LINE
070MZ-0010100
(two
required)
Check
for continuity between
the ECM test
harness
r
connector 81 terminal and ground, between the 82
terminal and ground, and between
the
814
terminal
and ground.
There should be continuity at all times.
If there
is
no
continuity,
check
for open circuit in
Green/Pink wire and Green wire.
POWER INPUT
LINE
Turn the
ignition
switch ON with the engine stop
switch
in
RUN position.
Measure the voltage between the
ECM
test harness
connector
812 terminal
(+)
and ground.
There
should
be battery voltage.
If
there
is
no
voltage, check fo
r
an open circuit
in
the
Black/White wire
between
the ECM
and
bank
ang
le
sensor/relay.
If
the
wire
is OK,
check the bank
angle
sensor/relay
(page
5-82).
ECM