TM 5-2410-241-23-1
0020
Table 1. Powertrain Troubleshooting Procedures - Continued.
0020
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
722-3 Service Brake Sole-
1. Connect MSD (WP 0016), select
1. If active 722-3 code is present,
noid Voltage Above Nor-
Powertrain D7 ECM, and check for
proceed to step 2.
mal
Diagnostic Codes or Event Codes
2. If no active codes are present, the
problem does NOT exist at this
time. Resume normal operation.
2. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-241-10).
3. Disconnect dash harness brake
switch connector E-C23 (WP
0018, Figure 47) from service
brake switch harness connector
KK-C1 (WP 0018, Figure 48) (WP
0174).
4. Turn ignition switch and battery
disconnect switch to ON position
(TM 5-2410-241-10).
5. Check for Diagnostic Codes or
1. If active 722-3 code is present,
Event Codes (WP 0013).
proceed to step 11.
2. If no active codes are present, pro-
ceed to step 6.
6. Turn ignition switch and battery
disconnect switch to OFF position
(TM 5-2410-241-10).
7. Connect dash harness brake
switch connector E-C23 (WP
0018, Figure 47) on service brake
switch harness connector KK-C1
(WP 0018, Figure 48) (WP 0174).
8. Adjust service brake pedal switch
(WP 0174).
9. Turn ignition switch and battery
disconnect switch to ON position
(TM 5-2410-241-10).
10. Check for Diagnostic Codes or
1. If active 722-3 code is present,
Event Codes (WP 0013).
replace service brake switch (WP
0037). Ensure all harness connec-
tors are reconnected. Verify cor-
rect operation of machine (TM 5-
2410-241-10).
2. If no active code is present, verify
correct operation of machine (TM
5-2410-241-10).
