Mitsubishi Eclipse 1990 Service Manual page 625

ENGINE (TURBO)
AND
CHECK AT THE ENGINE
TERMINAL VOLTAGE CHECK CHART
1. Connect a needle-nosed wire probe (paper
a
2. insert the needle-nosed wire probe into each of the ECM
connector terminals from the wire side, and measure the
voltage
NOTE
1. Measure voltage with the ECM connectors connected.
2. You may find it convenient to pull out the ECM to
make it easier to reach the connector terminals.'
3.
Checks don't have to be carried out in the order given
in the chart.
Caution
Short-circuiting the positive
nector terminal and ground
wiring, the sensor, ECM, or all three. Use care to pre-
vent this!
3. If voltmeter
the corresponding sensor, actuator and related electrical
wiring, then repair or replace.
4. After repair or replacement,, recheck with the voltmeter
to confirm that the repair has corrected the problem.
TSB Revision
Troubleshooting
probe.
referring to the check chart.
probe between a con-
division from standard value, check
,
etc.) to
vehicle