TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
Page 256 of 870
TM 9-2350-247-20-1 SERVICE TAILLIGHT DOES NOT OPERATE—Continued 0041 00 2Y 1. Turn MASTER SWITCH OFF. 2. Partially remove instrument panel (WP 0256 00). 3. Remove main harness plug (1) from light switch jack (2). 4. Measure resistance between light switch jack (2) pin H (3) and circuit 21 jack (4). 5. Does multimeter read 0 ohms? YES NO 2YN 1. Install main harness circuit 21 plug on left taillight jack. 2. Repair main harness circuit 21 (WP 0294 00). 3. Verify no faults found. 3Y 1. Install main harness circuit 21 plug on left taillight jack. 2. Replace light switch (WP 0262 00). 3. Verify no faults found. 0041 00-2