TM 5-3805-293-23-1
0011
Table 2. Engine Troubleshooting with Codes for the 120M Motor Grader - Continued.
CDI FMI CODE
ERROR/EVENT
CORRECTIVE ACTION
0168-01 Electrical System
3. Perform Battery Test and Battery
Battery or Batteries Failed -
Voltage Low - Continued
Charging (WP 0041).
Recharge or replace battery as
required (WP 0041).
Batteries Passed - Proceed to
step 4.
4. Perform Battery Cable and Alter-
Cable or Connection Bad - Tighten
nator Cable Test (WP 0042).
connection or replace cable.
Cables Good - Proceed to step 5.
5. Disconnect Engine ECM harness
ure 14) from the Engine ECM J1.
6. Turn the battery disconnect
switch to the ON position.
All Test Points Less than 18 Volts
sure the following battery voltage
DC - Proceed to Test Step 3.
supply circuits for 18-24 Volts DC
One or More Test Points Less than
between the Engine ECM har-
18 Volts DC - Proceed to step 8.
ness connector FA-C17 (WP
Voltage within 18 - 24 Volt DC
0009, Figure 14) and ground:
Range- Proceed to Test Step 2.
a. Engine ECM harness
Figure 14) terminal 7 and
ground.
b. Engine ECM harness connec-
14) terminal 8 and ground.
c.
Engine ECM harness connec-
14) terminal 15 and ground.
d. Engine ECM harness connec-
14) terminal 16 and ground.
8. Turn the battery disconnect
switch to the OFF position.
9. Disconnect the circuit breaker box
(twice-told) harness connector
0011-93
Change 1