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
4. Using digital multimeter
Continuity - ECM faulty. Replace
Solenoid Current Below Normal
(WP 0283), test for continuity
engine ECM (WP 0049).
Continued
between fuel rail pump sole-
Connect E-C2 (WP 0018,
noid harness connector E-C2
Figure 103) to fuel rail pump sole-
(WP 0018, Figure 103) termi-
noid.
nal 1 and engine ECM har-
Verify proper operation of machine
ness connector E-C1 (WP
(TM 5-2410-240-10).
0018, Figure 102) terminal 25.
No Continuity - Engine control
wiring harness is open between
fuel rail pump solenoid harness
connector E-C2 and engine ECM
harness connector E-C1. Replace
engine control wiring harness
(WP 0052). Verify proper operation
of machine (TM 5-2410-240-10).
Test Step 5: Test Harness Sole-
noid Return Circuit.
1. Turn ignition switch and bat-
tery disconnect switch to OFF
position (TM 5-2410-240-10).
2. Remove jumper wire between
fuel rail pump solenoid har-
ness connector E-C2
(WP 0018, Figure 103) termi-
nal 1 and terminal 2.
3. Using digital multimeter
Continuity - ECM faulty. Replace
(WP 0283), test for continuity
engine ECM (WP 0049).
between fuel rail pump sole-
Connect E-C2 (WP 0018, Figure
noid harness connector E-C2
103) to fuel rail pump solenoid.
(WP 0018, Figure 103) termi-
Verify proper operation of machine
nal 2 and engine ECM har-
(TM 5-2410-240-10).
ness connector E-C1 (WP
No Continuity - Engine control
0018, Figure 102) terminal 26.
wiring harness is open between
fuel rail pump solenoid harness
connector E-C2 and engine ECM
harness connector E-C1. Replace
engine control wiring harness
(WP 0052). Verify proper operation
of machine (TM 5-2410-240-10).
0019-105