TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 680 of 858
TM 9-2350-277-20-1 STE/ICE TEST 25 FUEL RETURN PRESSURE DIAGNOSTIC TROUBLESHOOTING—Continued 0144 00 Y 1. Install jumper wire between harness 12354672 plug P1 (1), pins 3 (2) and 4 (3). 2. Measure resistance between plug W1 P1 (4), pins CC (5) and DD (6). 3. Does VTM read 0 ohms? YES NO GO TO CY (PAGE 0144 00-6) 2Y 1. Remove plug W1 P2 (1) from STE/ICE distribution box jack J2 ( 2). 2. Measure resistance between the following plug pins: W1 P1 (3), pin BB (4) to W1 P2 (1), pin AB (5) W1 P1 (3), pin f (6) to W1 P2 (1), pin f (7) W1 P1 (3), pin g (8) to W1 P2 (1), pin g (9) 3. Does VTM read 0 ohms for each measurement? YES NO 2YN 1. Faulty W1 cable. Beyond unit maintenance repair. 2. Notify supervisor. 0144 00-2