TM 10-3930-675-24-1
TROUBLESHOOTING PROCEDURES (NON-ERROR CODE) - CONTINUED
0007 00
Table 12. Autolube Pump Not Working (USMC Only)
Troubleshooting Procedures (Non-Error Code) - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Autolube Pump Not Working (USMC Only) - 5.
Access the relay boards inside a. If no
voltage (24V) is
found at
Continued.
the cab distribution box.
XK1 pin 8, check continuity of
Activate the pump control
wires 476 and A476.
circuit again and check voltage b. Repair or replace damaged
(24V) at XK1 pin 8.
wires or connectors (WP 0113
00).
6. Remove relay 3018 and test Replace damaged or faulty relay
(WP 0113 00).
(WP 0074 00).
7. Activate the pump control a. If no voltage (24V) is found at
circuit again and check voltage
XK 1 pin 9, check circuit
(24V) at XK1 pin 9 and pin 3.
wire A341.
b. If no voltage (24V) is found at
XK1 pin 3, replace relay 3018.
c. Repair or replace damaged
wires or connectors (WP 0113
00).
8. Activate the pump control a. If no voltage (24V) is found at
X31 pin 8, check continuity of
circuit again and check voltage
(24V) at X31 pin 8.
wire A318.
b. Repair or replace damaged
wires or connectors (WP 0113
00).
9. Locate the 2-pin connector and a. If voltage (24V) is present,
harness that leads to the pump
replace the autolube pump.
assembly in the battery b. If voltage (24V) is not present,
compartment behind the
batteries.
Unplug
the
GY and BK in the pump
connector and test for voltage
harness and the ground
(24V) between the two pins of
connection of wire A319 at 37-
the harness with the pump
1 in the cab distribution box in
control circuit activated.
the cab.
c. Replace damaged or open
Autolube harness.
0007 00-92