Service manual

TC Series Hydraulic Brake ABS System
030.1-15
Note
If you receive a blink code that is not identified in Table 2,
contact the Meritor Customer Support center at [phone].
Response Status Action
Step 1
Turn ignition key on
Do not turn engine
on. Press Blink Code
Switch once, then
release.
ABS indicator lamp
Does not come on
Loose or burned Out
bulb
Voltage not within
acceptable range (9.5
to 14 volts)
Repair or replace
lamp bulb.
Measure voltage,
check connections.
Make necessary
repairs.
ABS indictor lamp
comes on briefly then
goes out.
!
Check ABS indicator
lamp for blink code.
IF 1-1 blink code is
displayed
System Okay No further action
required.
IF one blink code-
other than 1-1—is
continuously
displayed.
System fault exists Go to step 2.
IF a series of codes
are displayed
Stored faults in
system
Go to step 3.
Step 2
Repair fault
! !
Find blink code on
Table 3
Turn ignition switch
off
Repair fault
Clear the fault (go to
step 3)
Step 3
Clear fault
Turn ignition key on.
Do not turn engine
on.
Press blink code
switch. Hold for 3
seconds.
Release.
ABS indicator lamp
displays blink code 1-
1, goes off
If the ABS indicator
lamp displays blink
code 1-1, goes off,
then comes back on,
and stays on.
System Okay
System looking for
wheel speed. This
occurs after a sensor
fault.
No further action
required.
Drive the vehicle at a
speed of 4 mph.
Once the ECU senses
wheel speed, the
lamp will go off.
Table 2—Identifying D Version Hydraulic ABS Blink Codes
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