TM 5-3805-294-23-1
0131
Table 1. Low-Pressure Fuel Supply System Test - Continued.
Test or Inspection
Corrective Action
Malfunction
Using jumper wire, measure
1.
If continuity is present, replace
15.
Open Circuit
resistance (Volume 3,
machine wiring harness.
Between Connector
C32 Socket B and
WP 0369) between connector
(Volume 4, WP 0516) Restore
Connector H01 Pin
C32 socket B (Volume 5,
machine to original condition.
5.
WP 0800, Figure 34) and
2.
If continuity is not present,
connector H01 pin 5. (Volume
replace engine interface wiring
5, WP 0800, Figure 40) Note
harness. (Volume 4,
reading.
WP 0509) Restore machine to
original condition.
1.
Disconnect connector C31
16.
Connector C31
from fuel heater (resistor).
Damaged or Has
Loose Sockets/
(Volume 5, WP 0800, Figure
Pins.
33)
2.
Visually inspect connector C31
1.
If damaged or has loose
for damage and loose sockets.
sockets, replace machine
wiring harness. (Volume 4,
WP 0516) Restore machine to
original condition.
2.
If not damaged or does not
have loose sockets, proceed to
Malfunction 17.
Visually inspect connector C31
1.
If damaged or has loose pins,
17.
Fuel Heater
for damage and loose pins.
replace fuel heater (resistor).
(Resistor) Has
Damage or Loose
(Volume 5, WP 0800, Figure
(Volume 3, WP 0424) Restore
Pins.
33)
machine to original condition.
2.
If not damaged and does not
have loose sockets, proceed to
Malfunction 18.
Measure resistance (Volume
1.
If ohms are present, proceed to
18.
Fuel Heater
Malfunction 19.
Resistor Faulty.
3, WP 0369) between
connector C31 pins A and B.
If ohms are not present,
2.
(Volume 5, WP 0800, Figure
replace fuel heater (resistor).
33) Note reading.
(Volume 3, WP 0424) Restore
machine to original condition.
Measure resistance (Volume
1.
If continuity is present,
19.
Open Circuit
proceed to Malfunction 20.
Between Connector
3, WP 0369) between
C32 Socket A and
connector C32 socket A
2.
If continuity is not present,
Connector C31
(Volume 5, WP 0800, Figure
replace engine interface wiring
Socket A.
34) and connector C31 socket
harness. (Volume 4,
A. (Volume 5, WP 0800,
WP 0509) Restore machine to
Figure 33) Note reading.
original condition.
0131-7