Mitsubishi Eclipse 1990 Service Manual page 1751

356
harness
Connector terminal arrangement
Terminal arrangement shown on the
special tool connector
ABS
On-vehicle
ON-VEHICLE
ABS OPERATION CHECK
WHEEL SPEED
1. 'Lift
from the harness side
Caution
Set the special tool and use the check connector to
check.
marked with
on a driving test.
connector to the ECU.
3. Rotate the wheel to be measured at.
using a circuit tester or an oscilloscope.
Wheel speed Front left
Output
Caution
1. Use the special tool
terminal
2. The ABS-ECU connector terminal arrangement is'
different from the terminal arrangement shown on
the
the terminal numbers
checking.
Example
0 0 0 0 0 0 7 6
ABS-ECU connector
terminal number
18
4. If the output voltage is lower than the above values,
reason could be as follows:
Faulty wheel speed sensor.
So replace the wheel speed sensor.
Revision
OUTPUT VOLTAGE CHECK
the vehicle and release the parking brake.
the ECU harness connector and
not connect the
except
1 rotation per second, and. check the output voltage
Front right
When with a voltmeter:
70 or more
When measuring with an
200 or more
and resistance.
tool connector. So take the readings
,
.
-I-
,.
Tool)
the waveform
left
. .
.
356) to check the ABS-ECU
the'
Terminal number shown on
the special tool connector
1
the