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 TM 9-2330-394-13&P
ELECTRICAL SYSTEM TROUBLESHOOTING - Continued
0036 00
ELECTRICAL SYSTEM - Continued
Table 1. Electrical System Troubleshooting Procedures - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5.
BOTH FRONT MARKER
4.
Check module 3 LED for
1.
Connect 24 vdc
LIGHTS DO NOT
intervehicular cable to trailer
ILLUMINATE - CONTINUED
2.
Open voltage converter box
3.
Position towing vehicle main
light switch to SER DRIVE
and note if LED on module 3
illuminates.
4.
If module 3 LED does not
illuminate, replace module 3
(WP 0053 00). If module 3
LED illuminates, replace
voltage converter box (WP
0036 00-35
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