TM 5-3895-385-23-1
0014
Table 1. SPN#102, FMI#3 -- Intake Manifold Pressure High Signal Voltage -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. Check active engine faults
1. If sensor supply fault code SPN#
screen for fault code
3510, FMI#3 is active, turn keyless
SPN#3510, FMI#3.
engine switch to the OFF position
(TM 5-3895-385-10), and proceed
to SPN# 3510, FMI#3
troubleshooting procedure.
2. If sensor supply fault code
SPN#3510, FMI#3 is not active,
proceed to next malfunction.
2. Intake manifold pressure
1. Disconnect engine ECM wiring
sensor malfunction.
harness connector W25 C7 from
intake manifold pressure sensor
(WP 0451, Vol 3, Figure 45).
2. Inspect intake manifold pressure
1. If damaged, replace sensor (WP
sensor and connector pins for
0333, Vol 2).
damage.
2. If not damaged, proceed to next
test.
3. Inspect engine ECM wiring
1. If damaged, replace ECM wiring
harness connector W25 C7 for
harness (WP 0334, Vol 2).
damage.
2. If not damaged proceed to next
test.
4. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
Wait 30 seconds.
5. Check active engine faults
1. If fault code SPN#102, FMI#4 is
screen for fault code SPN#102,
displayed, turn keyless engine
FMI#4.
switch to the OFF position (TM 5-
3895-385-10), and proceed to next
malfunction.
2. If fault code SPN#102, FMI#4 is not
displayed, turn keyless engine
switch to the OFF position (TM 5-
3895-385-10), and proceed to
malfunction 4.
3. Intake manifold pressure
1. Turn keyless engine switch to
sensor supply voltage is
the AUX position (TM 5-3895-
incorrect.
385-10), but do not start engine.
0014-2
