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 ANTI-LOCK BRAKE SYSTEM (ABS) DIAGNOSTIC LIGHT DOES NOT OPERATE-Continued 0031 00 BRAKE SYSTEM TROUBLESHOOTING - Continued Table 1. Anti-Lock Brake System (ABS) Diagnostic Light Does Not Operate - Continued. Change 1 0031 00-4 INDICATION/CONDITION DECISION (NO/YES) PROCEDURAL STEPS 3. Is 8-16 VDC present at green and white ABS diagnostic light lead terminal lug? No. Go to (Indication/Condition 5). 1. Set multimeter to VDC. Yes. Replace ABS diagnostic light harness (WP 0077 00). 2. Remove junction box cover for access (WP 0059 00). 3. Disconnect green and white ABS diagnostic light lead terminal lug from terminal lug TL611. 4. Connect positive (+) probe of multimeter to green and white ABS diagnostic light terminal lug. 5. Connect negative (-) probe of multimeter to a known good ground. 6. Position towing vehicle master power switch to on and note reading on multimeter.