Mitsubishi 3000GT Workshop Manual Supplement page 35

SERVICE BRAKES
-
ABS Troubleshooting
35-19
SERVICE DATA REFERENCE TABLE
The following items can be read by the MUT-II from the
ABS-Ecu
input data.
1.
When the system is normal
2.
When the ABS-EGU shut off
ABS operation.
When the diagnosis system stops the ABS-ECU, the MUT-II display data will be unreliable.
ACTUATOR TEST REFERENCE TABLE
The MUT-II activates the following actuators for testing.
NOTE
1.
lf the
ABS-ECU runs down, actuator testing cannot be carried
out.
2.
Actuator testing is only possible when the vehicle is stationary.
lf the vehicle
speed during actuator
testing exceeds 10 km/h, forced actuation will cancels.
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Item No. Check
ltem
Checking Requirements NormalValue
11
Front-right wheel speed
sensor
Do
a
test
run
Vehicle
speeds
displayed on the
speedometer
and
MUT-II
are
identical.
12 Front-left wheel speed sensor
13 Rear-right wheelspeed
sensor
14
Rear-left wheel speed sensor
16
ABS-ECU power supply volt-
age
lgnition switch power supply voltage and valve
monitor voltage
System voltage
17
G-sensor output voltage Vehicle
is stationary.
2.4
-2.6V
Perform actual
running.
Displayed value
rises above or
drops below 2.5
V.
38 Stop lamp switch
Depress the
brake pedal.
ON
Release the
brake pedal.
OFF
Hydraulic
pressure
Increases
Sole-
Hydraulic
h^id
Pressure
üär'J"
lpr4.
..
Hyorauilc
pressure
oecreases
Activation pattern
40-45
ON
Pump
motor
OFF
ACTUATOR TEST SPECIFICATIONS
No.
Item
01
Solenoid valve for front-right
wheeland
motor
Solenoid
valves
and
pump motors
in
the
hydraulic unit (simple
inspection mode)
02
Solenoid valve for front-left wheel
and motor
03 Solenoid valve
for
rear-right
wheeland
motor
o4 Solenoid valve
for
rear-left wheel
and motor