TM 5-2420-231-23-1
0025
Table 1. Alternator Does Not Charge or Alternator Charging Indicator Fault - Continued.
025
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 7. Test Alternator Charging
Alternator Does Not Charge
Indicator Circuit for a Short.
or Alternator Charging
Indicator Fault - Continued
1. Remove jumper wire from alterna-
tor D+ connector (WP 0007, Figure
30) and machine ground.
2. Using a digital multimeter, test for
Continuity - Proceed to step 3.
continuity between side console
No Continuity - Replace alternator
wiring harness connector (WP
(WP 0153).
0007, Figure 28) terminal 5 and
Connect all wiring harness connectors.
machine ground. There should be
Proceed to Test Step 8.
no continuity.
3. Remove front instrument panel
right-side cover (WP 0176).
4. Disconnect side console wiring
harness connector (WP 0007,
Figure 24) from rear main chassis
wiring harness connector (WP
0007, Figure 25).
5. Using a digital multimeter, test for
Continuity - Side console wiring
continuity between side console
harness is open.
wiring harness connector (WP
Replace side console wiring harness
0007, Figure 28) terminal 5 and all
(WP 0170).
other terminals on side console
Connect all wiring harness connectors.
wiring harness connector and to
Proceed to Test Step 8.
machine ground. There should be
No Continuity - Main chassis wiring
no continuity.
harness is open.
Replace main chassis wiring harness
(WP 0154).
Connect all wiring harness connectors.
Proceed to Test Step 8.
Test Step 8. Verify That Symptom Is
Resolved.
1. Ensure that all wiring harness con-
nectors are reconnected.
2. Turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
3. Observe alternator charging indi-
Alternator Charging Indicator
cator. Alternator charging indicator
Illuminated - Proceed to step 4.
should be illuminated.
Alternator Charging Indicator Not
Illuminated - Repeat troubleshooting
from the beginning.
4. Start and operate engine (TM 5-
2420-231-10).
0025-19
