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 TM 9-2330-331-14&P
0012 00
Table 2. Organizational Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ELECTRICAL SYSTEM
1. ALL LAMPS FAIL TO
NOTE
LIGHT
Refer to wiring diagram in
of electrical wires and location of
electrical components.
1. Check for open circuit in wiring.
Replace or repair wiring harness
as required (WP 0024 00-1).
2. Check for loose connections and good
Clean and tighten connections.
ground wire contact.
3. Check all electrical receptacles,
Replace broken and defective
connectors, and lamps for broken and
components (WP 0024 00-1).
defective components.
NOTE
2. ONE OR MORE LAMPS
(BUT NOT ALL) FAIL TO
Refer to wiring diagrams in
LIGHT
electrical wires and location of
electrical components.
Tighten, replace (WP 0033 00-1),
1. Check for broken wiring harness or loose
or repair (WP 0024 00-1) wiring
connection.
harness.
2. Check for defective lamp units.
Replace defective lamp units
3. Check for defective contact in electrical
Replace contact or electrical
receptacle or on plug of electrical
receptacles as required
connector on towing vehicle.
Refer to towing vehicle
technical manual to replace
or repair electrical connector.
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