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ABS - ECU DIAGNOSTIC
User can actuate Pump Motor , All Inlet & Outlet valves
by using this.
e.g. Click on the ‘MOTOR’ to actuate the motor. After
clicking the status bar will display “Actuation in process,
please wait......”
After actuation it displays the motor actuation status.
If it was actuated it gives ‘MOTOR ACTUATED’
If the motor is not actuated it displays ‘MOTOR NOT
ACTUATED ’
3. Read DTCs :
Click this to read Errors in the ABS system . If Errors are
stored in the ECU memory
They are displayed in the following frame . Status bar
displays
“ ERRORS ARE DISPLAYED IN THE LIST ”
1. Read ECU Status:
On clicking the ‘Read ECU status’ the following frame
is displayed
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No Of DTC’s Gives the number of Diagnostic
trouble codes
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Relay status gives the relay status of the Valve &
Motor Relay
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Motor Status gives state of the Pump motor . In
default condition Pump Motor should be ‘OFF’ .
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Valve status give the condition of the valves,
normally the Inlet valves are ‘ON’ ( Green Valve )
and Outlet valves are ‘ OFF’ ( Red Valve )
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After applying the Brake , and click the ‘Brake light
SW’ , the Status bar Display’s ‘ BRAKE SWITCH ON ’
else displays ‘ BRAKE SWITCH OFF ’
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After clicking the ‘Wheel Speed’ button, the
following frame appears which shows the wheel
speed data. This is the real time data for the wheels
2. Actuate the Components:
After clicking ‘ACTUATE COMPONENTS’ following frame
will appear.
4. Clear DTCs :
This function clears the errors from the ECU memory.
After clearing the errors tester reads the errors again
& then displays the error status .
If there are errors in the system then Status bar
displays
"THEREARE ERRORS INTHE SYSTEMPLEASE CLEARTHEM
PHYSICALLY"
If there are no errors in the system then Status bar
displays
"THERE ARE NO FAULTS IN THE SYSTEM"
5. Warning Lamp Test :
To check the vehicle harness continuity from the ABS
ECU to the Dash board the Warning lamp test is
performed . To conduct this test perform the following
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Crank the vehicle , release the parking brake.
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Observe the Parking brake lamp, it should be
off.
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Init the Diagnostic tester,and start the
communication..
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Now the ABS and the Parking lamp will turn
‘ON’
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Click the ‘Warning Lamp Test’ button .
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The Parking and ABS lamp will Blink Three
times.