TM-9-2320-334-13&P LHST Operator, Field and Parts Manual M1147A1 Trailer Download
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TM 9-2330-334-13&P LEFT STOPLIGHT DOES NOT ILLUMINATE-Continued 0024 00 ELECTRICAL SYSTEM TROUBLESHOOTING - Continued Table 1. Left Stoplight Does Not Illuminate - Continued. Change 1 0024 00-4 INDICATION/CONDITION DECISION (NO/YES) PROCEDURAL STEPS 3. Is 8-16 VDC present at TL253? No. Replace module 4 (WP 0057 00). 1. Set multimeter to VDC. Yes. Go to (Indication/Condition 4). 2. Connect intervehicular cable connector from voltage converter box. 3. Position main light switch to STOP LIGHT on towing vehicle and depress brake pedal. 4. Connect positive (+) probe of multimeter to TL253. 5. Connect negative (-) probe of multimeter to a known good ground and note reading on multimeter. 6. Position main light switch to ALL OFF.