3 Diagnostics, Troubleshooting and Testing
19
WABCO Maintenance Manual MM-0112 (Revised 07-18)
Step II.
Press and hold Blink Code
Switch for one second, then
release.
ABS indicator lamp begins flashing two-digit blink
code(s).
Determine if fault is active or stored:
Active Fault: Lamp will repeatedly display one code.
Stored Fault: Lamp will display code for each stored
fault then stop blinking. Faults will be displayed one
time only.
Step III.
Count the flashes to
determine the blink code.
First Digit: 1-8 flashes, Pause (1-1/2 seconds)
Second Digit: 1-6 flashes, Pause (4 seconds)
Find definition for blink code on blink code chart.
Step IV.
Turn ignition OFF.
Active Fault Make the necessary repairs. Repeat Step 1, Step II
and Step III until System OK, code (1-1) received.
Repair and record faults. Stored Fault Record for future reference.
NOTE: Last fault stored is first fault displayed.
Clear Mode
Step V.
Turn ignition ON.
Clear Faults from memory:
Press and hold blink code
switch for at least three
seconds, then release.
ABS indicator lamp flashes eight times. All stored faults successfully cleared.
Turn ignition OFF.
Eight flashes not received. Active faults still exist, repeat Step I through Step V.
Procedure System Response Action
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