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ABS <2WD> -
Troubleshooting
35B-17
DATA LIST REFERENCE TABLE
35201150206
The following items can be read by th e MUT-II from the ABS-ECU input data.
1. When the system is normal
Item No. Check item Checking requirements Normal value
11 Front-right wheel speed sensor Perform a test run Vehicle speeds
12 Front-left wheel speed sensor
displayed on the
speedometer
II
13 Rear-right wheel speed sensor
and MUT-
II
are
identical.
14 Rear-left wheel speed sensor
16 ABS-ECU power supply
voltage
Ignition switch power supply voltage and valve
monitor voltage
9.2 - 17.5 V
33 Stop lamp switch Depress the brake pedal. ON
Release the brake pedal. OFF
2. When the ABS-ECU shut off ABS operation.
When the diagnosis system stops the ABS-ECU, the MUT-II display data will be unreliable.
ACTUATOR TEST REFERENCE TABLE
35201160025
The MUT-II activates the following actuators for testing.
NOTE
1. If the ABS-ECU runs down, actuator testing cannot be carried out.
2. Actuator testing is only possible when the vehicle is stationary. If the vehicle speed during actuator
testing exceeds 10 km/h, forced actuation will be canceled.
3. During the actuator test, the ABS warning lamp will illuminate and the anti-skid control will be cancelled.
ACTUATOR TEST SPECIFICATIONS
No. Item
01 Solenoid valve for front-left
wheel
Solenoid valves and pump
motors in the hydraulic unit
02 Solenoid valve for front-right
wheel
(simple inspection mode)
03 Solenoid valve for rear-left
wheel
04 Solenoid valve for rear-right
wheel
2s
1s
Activation pattern
Solenoid
valve
Pump
motor
ON
OFF
Start of
forced
action
End of forced
action
A
B
C
48 ms
8ms
NOTE
A: Hydraulic pressure increase
B: Hydraulic pressure holds
C: Hydraulic pressure decrease