TM 5-2410-240-23-1
0019
Table 2. Engine Troubleshooting with Codes - Continued.
0019
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
1779-05 Fuel Rail #1 Pressure Valve
3. Install jumper wire between
Solenoid Current Below Normal
fuel rail pump solenoid har-
Continued
ness connector E-C2
(WP 0018, Figure 103) termi-
nal 1 and terminal 2.
4. Perform Fuel Rail Pump Sole-
1779-05 Remains Active - Pro-
noid Test (WP 0026) and
ceed to Test Step 5.
check if diagnostic code 1779-
1779-06 Becomes Active - Fuel
06 becomes active.
rail pump solenoid faulty. Replace
fuel injection pump (WP 0075).
Remove jumper wire from E-C2
(WP 0018, Figure 103) terminal 1
and terminal 2.
Connect E-C2 (WP 0018,
Figure 103) to fuel rail pump sole-
noid.
Verify proper operation of machine
(TM 5-2410-240-10).
Test Step 4: Test Harness Sole-
noid Control Circuit.
1. Turn ignition switch and bat-
tery disconnect switch to OFF
position (TM 5-2410-240-10).
2. Remove jumper wire from fuel
rail pump solenoid harness
connector E-C2 (WP 0018,
Figure 103) terminal 1 and
ground.
3. Disconnect engine ECM har-
ness connector E-C1
(WP 0018, Figure 102) from
engine ECM J2.
0019-104