DRIVE-CONTROL
COMPONENTS
-
ABS
<FWD>
3-43
Data List Output
id
Of the ABS-ECU input data, the following items can be read by the scan tool.
1. When the System is in Order
Code No.
Items
Displayed unit
11
Front right wheel speed
km/H
12
Front left wheel speed km/H
__--
13
Rear right wheel speed km/H
14
Rear left wheel speed
km/H
21
ABS-ECU power voltage
v
22
Generator power voltage
v
23
Stop light switch ON/OFF state ON/OFF
2. When the System is in the ABS-ECU Isolated State
When the ABS-ECU is placed in the out of service not displayed. The data displayed by the scan tool
state by the on-board diagnostic program, the wheel
is always “0.0 km/h (0 mph)“.
speeds of No. 11 through 14 described above are
Actuator Test
The actuator can be force-driven using the scan
actuator testing exceeds 10 km/h (6 mph),
i/
tool for easy operation inspection.
forced actuation will be cancelled.
NOTE
(3) The following item numbers are those to be
(1) If the ABS-ECU function has been cancelled,
entered on the scan tool to give an actuator
an actuator test cannot be performed.
test instruction.
(2) Actuator testing is only possible when the ve-
hicle is stationary. If the vehicle speed during
Item No.
01
02
03
Drive object Drive pattern
F.R. solenoid valve
and pump motor
Increase in
Solenoid
valve
F.L. solenoid valve
and pump motor
Rear solenoid valve
and pump motor
Pump
motor
Start of forced actuation
End of forced actuation
SYSTEM OPERATION
Refer to 1991 3000GT Technical Information Manual (Pub. No. PXSE9001).
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