TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-1 ENGINE DOES NOT CRANK (M548A3)—Continued 0011 00 7Y 1. Connect circuit 74A lead (1). 2. Remove instrument panel for access (WP 0256 00). 3. Disconnect circuit 74 plug (2) from FUEL PUMP switch (3). 4. Measure resistance of circuit 74/74A lead (4) between circuit 74 plug (2) and circuit 74A lead (1) at starter relay (5). 5. Does multimeter read 0 ohms? YES NO 7YN 1. Repair wiring harness 12313524 circuit 74 or wiring harness 12313480 circuit 74A (WP 0294 00). 2. Connect circuit 74 plug to FUEL PUMP switch.. 3. Install instrument panel (WP 0256 00). 4. Verify no faults found. 8Y 1. Remove transmission shift control (WP 0306 00). 2. Disconnect controller hasness plug (1) from transmission control (2). 3. Place transmission shift control (2) in SL. 4. Measure resistance between transmission shift control jack (3) pins M and N. 5. Does multimeter read 0 ohms? YES NO 8YN 1. Replace transmission shift control (WP 0306 00). 2. Install instrument panel (WP 0256 00). 3. Verify no faults found. 0011 00-5