TM 9-2330-203-14&P
Table 4-2. Organizational Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
DIM OR FLICKERING LIGHTS.
NOTE
Step 1. Check intervehicular cable, chassis wiring harness, and light assemblies for loose, dirty, or cor-
roded contacts.
Clean dirty or corroded contacts. Reconnect cables and check operation.
Step 2. Check chassis wiring harness for proper grounding.
Remove screw, washer, and nut securing ground terminal to receptacle cover (para 4-14).
Clean ground terminal and surface of cover. Connect ground terminal to receptacle cover
with screw, washer, and nut and check operation.
Step 3. Check lights for proper grounding.
Remove light assemblies (para 4-12). Clean screws and mounting surface. Install light
assemblies and tighten screws securely.
Step 4. Check lamps.
3. ONE OR MORE LAMPS (BUT NOT ALL) FAIL TO LIGHT.
NOTE
Step 1. Check lamps.
CAUTION
Before performing continuity checks disconnect intervehicular cable from towing
vehicle. Failure to follow this caution will result in damage to multimeter.
Step 2. Check continuity between edge of lamp socket and light assembly housing and between center
post of lamp socket and related light assembly plug.
If no continuity exists, replace light assembly (para 4-12).
Step 3. Check continuity between edge of lamp socket and dolly frame.
If no continuity exists, remove lamp and clean mating surfaces.
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