TM 5-3805-298-23-1
0040
Table 1. Fuel Prime Pump Does Not Operate - Continued.
040
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Fuel Prime Pump Does Not
Test Step 2. Test for Voltage at Fuel
Operate - Continued
Priming Pump.
1. Turn battery disconnect switch to
OFF position (TM 5-3805-298-10).
2. Disconnect connector M-C14
(WP 0012, Figure 112) from fuel
priming pump.
3. Turn battery disconnect switch to
the ON position (TM 5-3805-298-
10).
4. Have an assistant activate the
electric fuel priming pump switch
for approximately 30 seconds
(TM 5-3805-298-10).
5. Using digital multimeter
Voltage 18 to 26 V - Replace fuel
(WP 0174), test for voltage
priming pump (WP 0200).
between connector M-C14
Proceed to Test Step 7.
(WP 0012, Figure 112) terminal 1
Voltage Less Than 18 V - Proceed to
and 2 (ground).
Test Step 3.
Test Step 3. Test Fuel Priming Pump
Switch.
1. Turn battery disconnect switch to
OFF position (TM 5-3805-298-10).
2. Disconnect connector M-C11
(WP 0012, Figure 110) from fuel
priming pump switch (WP 0012,
Figure 111).
3. Have an assistant activate electric
fuel pump priming switch (TM 5-
3805-298-10).
Resistance 5.0 Ohms or Less -
4. Using digital multimeter
Proceed to Test Step 4.
(WP 0174), measure resistance
between fuel priming pump switch
Resistance Greater Than 5.0 Ohms -
(WP 0012, Figure 111) terminal A
Replace fuel priming pump switch
and B.
(WP 0200).
Proceed to Test Step 7.
Test Step 4. Test Ignition Switch.
1. Remove instrument cluster for
access to wiring harness
connectors (WP 0252).
2. Disconnect connector C-C61
(WP 0012, Figure 36) from ignition
switch (WP 0012, Figure 37).
0040-4
