TM 5-3895-385-23-1
0039
CAUTION
Do not overtighten the component in an attempt to stop a leak. Overtightening can result in
increased leakage. Always tighten fuel pressure relief valve again to specification. Failure to
comply may cause damage to equipment.
Table 1. SPN#157, FMI#16 ― Fuel Pressure Higher Than Commanded Pressure.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Multiple fault codes.
1. Install fuse box (WP 0277, Vol
2).
2. Connect battery cables (WP
0357, Vol 2).
3. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
Wait 30 seconds.
4. Check active engine faults
1. If fault code SPN#1347, FMI#4
screen for fault code
is displayed, turn keyless
SPN#1347, FMI#4.
engine switch to OFF (TM 5-
3895-385-10), and proceed to
SPN#1347, FMI#4
troubleshooting procedure.
2. If fault code SPN#3510, FMI#4
is not displayed, proceed to
next test.
5. Check active engine faults
1. If fault code SPN#1347, FMI#3
screen for fault code
is displayed, turn keyless
SPN#1347, FMI#3.
engine switch to OFF (TM 5-
3895-385-10), and proceed to
SPN#1347, FMI#3
troubleshooting procedure.
2. If fault code SPN#1347, FMI#3
is not displayed, proceed to
next test.
6. Check active engine faults
1. If fault code SPN#627, FMI#2 is
screen for fault code SPN#627,
displayed, turn keyless engine
FMI#2.
switch to OFF (TM 5-3895-385-
10), and proceed to fault code
SPN#627, FMI#2
troubleshooting procedure.
2. If fault code SPN#627, FMI#2 is
not displayed, proceed to next
test.
