TM 5-3895-385-23-1
0077
Table 1. SPN#1347, FMI#4 ― Electronic Fuel Control Actuator Shorted Low -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Pin-to-ground short circuit.
Measure resistance and check for
1. If resistance is greater than 100
a short circuit between fuel pump
kiloOhms (kΩ), proceed to next
actuator SIGNAL connector W25
malfunction.
C9 pin (pin 1) and ground (WP
0443, Vol 3 and WP 0448, Vol 3,
Figure 32).
2. If resistance is less than 100 kΩ,
replace fuel pump actuator (WP
0330, Vol 2).
3. ECM response error with harness
1. Install fuse box (WP 0277, Vol
disconnected.
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#3
screen for fault code
is displayed, turn keyless engine
SPN#1347, FMI#3.
switch to OFF position (TM 5-
3895-385-10), and proceed to
next malfunction.
2. If fault code SPN#1347, FMI#3
is not displayed, turn keyless
engine switch to OFF position
(TM 5-3895-385-10), and
proceed to malfunction 5.
NOTE
If SPN#1347, FMI#4 fault is displayed when the electronic fuel control actuator is connected, the
electronic fuel control actuator has a short circuit.
4. ECM response error with harness
1. Reconnect engine ECM wiring
connected.
harness to fuel pump actuator
(WP 0451, Vol 3, Figure 46).
2. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start
engine. Wait 30 seconds.
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