TM 5-3895-385-23-1
FIELD MAINTENANCE
BITUMINOUS MATERIAL PAVING MACHINE (BMPM)
LEFT NEUTRAL SIGNAL MALFUNCTION
INITIAL SETUP:
Test Equipment
References -- Continued
Multimeter (WP 0440, Vol 3, Item 37)
WP 0374, Vol 2
Personnel Required
WP 0381, Vol 2
91L
WP 0399, Vol 2
Assistant
WP 0443, Vol 3
References
WP 0447, Vol 3
WP 0262, Vol 2
WP 0451, Vol 3
WP 0267, Vol 2
Equipment Conditions
WP 0373, Vol 2
Engine off (TM 5-3895-385-10)
TROUBLESHOOTING PROCEDURES
Table 1. Left Neutral Signal Malfunction Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Propel controller (Electronic
1. Disconnect main wiring harness
Control Module (ECM)) has
W1 J2 from propel controller
damage or loose pin.
module ECM (WP 0451, Vol 3,
Figure 2).
2. Check propel controller module
1. If propel controller module ECM
ECM for damage or loose pin.
has damage or loose pin,
replace propel controller module
ECM (WP 0399, Vol 2).
2. If no damage is found, proceed
to next test.
3. Disconnect W1 J2 connector
(WP 0451, Vol 3, Figure 2).
4. Measure for continuity (WP
1. If continuity is present, replace
0443, Vol 3) between main
propel controller module ECM
wiring harness W1 J2 Pin 11 and
(WP 0399, Vol 2).
known good ground (WP 0451,
Vol 3, Figure 2).
2. If no continuity is present,
proceed to next malfunction.