TM 5-3895-385-23-1
0028
Table 1. SPN#110, FMI#2 ― Coolant Temperature Data Erratic, Intermittent, or Incorrect -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Check active engine faults
1. If fault code SPN#110, FMI#3
screen for fault code SPN#110,
or SPN#110, FMI#4 is
FMI#3 or SPN#110, FMI#4.
displayed, turn keyless engine
switch to OFF position (TM 5-
3895-385-10), and troubleshoot
errors.
2. If fault code SPN#110, FMI#3
or SPN#110, FMI#4 is not
displayed, turn keyless engine
switch to OFF position (TM 5-
3895-385-10), and proceed to
next malfunction.
2. Engine ECM wiring harness,
1. Disconnect engine ECM wiring
coolant temperature sensor, or
harness connector W25 C14
connector pins damaged.
from engine coolant
temperature sensor (WP 0451,
Vol 3, Figure 45).
2. Inspect engine coolant
1. If damaged, replace engine
temperature sensor and
coolant temperature sensor
connector pins for damage.
(WP 0333, Vol 2).
2. If no damage found, proceed to
next test.
3. Inspect engine ECM wiring
1. If damaged, replace engine
harness connector W25 C14 for
ECM wiring harness (WP 0334,
damage.
Vol 2).
2. If no damage found, proceed to
next test.
4. Turn keyless engine switch to
AUX position (TM 5-3895-385-
10), but do not start engine.
Wait for 30 seconds.
5. Check active engine faults
1. If fault code SPN#110, FMI#3 is
screen for fault code SPN#110,
displayed, turn keyless engine
FMI#3.
switch to OFF position (TM 5-
3895-385-10), and proceed to
next malfunction.
0028-2
