Scan Tool Testing and Procedures
Display Item List
Note 1: After completing repairs of the shorted sensor circuit, when ignition switch is turned ON, ABS warning lamp turns on. Check that ABS warning lamp turns off while driving the vehicle at approximately 30 km/h (19 MPH) for approximately 1 minute according to self-diagnosis procedure. In addition, if wheel sensor 2 is displayed for the wheels, check the wheel sensor circuit and also check the control unit power voltage.
Note 2: When errors are detected in several systems, including the CAN communication system [U1000], troubleshoot the CAN communication system.
DATA MONITOR
^ For details of data monitor function, refer to "CONSULT-II Instruction Manual".
Operation Procedure
1. Turn ignition switch OFF.
2. Connect CONSULT-II and CONSULT-II CONVERTER to data link connector.
3. Turn ignition switch ON.
4. Touch "START" on display.
5. Touch "VDC" on display.
NOTE: Just after starting engine, or turning ignition switch ON, "VDC" may not be displayed on system selection screen even if "START" is touched. In this case, start self-diagnosis again from step 2.
6. Touch "DATA MONITOR".
7. Return to monitor item selection screen, and touch any of "CONTROL UNIT INPUT ITEM", "MAIN ITEM" or"ITEM MENU SELECTION".
8. Touch "START".
9. Screen of data monitor is displayed.
Display Item List
ACTIVE TEST
CAUTION:
^ Do not perform active test while driving the vehicle.
^ Make sure to completely bleed air from brake system.
^ Active test cannot be performed when ABS warning lamp is on.
Operation Procedure
1. Connect CONSULT-II and CONSULT-II CONVERTER to data link connector and start the engine.
2. Touch "START" on the display.
3. Touch "VDC" and ACTIVE TEST".
4. Test item selection screen is displayed.
5. Touch necessary test item.
6. Touch "START" with "MAIN SIGNALS" line inverted.
7. Active test screen is displayed.
Test Item
SOLENOID VALVE
1. To perform active test of ABS functions, select major items for each test item. To perform active test of VDC/TCS functions, select item menu for each test item.
2. For ABS solenoid valve, touch "UP", "KEEP", and "DOWN". For ABS solenoid valve (ACT), touch "UP," "ACT UP," and "ACT KEEP". Use screen monitor to make sure solenoid valve operates as shown in Solenoid Valve Operation Chart above.
NOTE:
^ When the active test is conducted while depressing the pedal, the pedal depression amount will change, but this is normal.
^ Approximately 10 seconds after the operation is begun, "TEST STOP" will be displayed.
^ To conduct a retest after "TEST STOP" is displayed, touch "BACK" and conduct the test from the step 6.
VDC OFF LAMP
Touch "ON" and "OFF" on the screen. Make sure that VDC OFF lamp operates as shown in table.
NOTE: If "OFF" is touched on screen during active test, VDC OFF lamp, SLIP lamp, and ABS warning lamp all turn ON for a moment. This is normal.
ABS MOTOR
Touch "ON" and "OFF" on the screen. Make sure that motor relay operates as shown in table.
NOTE:
^ If active test is performed with brake pedal depressed, pedal stroke may change. This is normal.
^ "TEST STOP" is displayed approximately 10 seconds after operation starts.
SLIP LAMP
Touch "ON" and "OFF" on the screen. Make sure that SLIP lamp operates as shown in table.
NOTE: If "OFF" is touched on screen during active test, VDC OFF lamp, SLIP lamp, and ABS warning lamp all turn ON for a moment. This is normal.
ABS WARNING LAMP
Touch "ON" and "OFF" on the screen. Make sure that ABS warning lamp operates as shown in table.
NOTE: If "OFF" is touched on screen during active test, VDC OFF lamp, SLIP lamp, and ABS warning lamp all turn ON for a moment. This is normal.
ASCD OUTPUT
Touch "ON" and "OFF" on the screen. Make sure that ASCD output is as shown in table.