Service manual

Group 59 Anti-Lock Brake System (Bendix) Service Procedures
7
Configure the ECU by holding a mag-
net over the point labeled RESET on
the LED side of the ECU for at least
20 seconds.
Note: The LEDs will flash while self-
configuration is taking place. Power
should not be removed from the ECU
during self-configuration.
8
Verify that the LEDs flash to indicate
self-configuration is occurring.
9
When self-configuration is complete,
verify the ECU carries out its normal
power on sequence as listed below.
a. All LEDs ON
b. All LEDs OFF
c. SEN, FRT, and RER LEDs ON
d. TRC LED ON (if J1922 engine
control is enabled)
e. TRC and MOD LEDs ON (if dif-
ferential braking is enabled)
f. LEDs indicate actual fault status
10
If the LEDs indicate there are faults in
the system, troubleshoot them in ac-
cordance with the troubleshooting
procedure (see “Troubleshooting” page
25 ) and make any required repairs.
72