TM 10-3930-675-24-1
ENGINE TEMPERATURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0021 00
Table 2. Error Code 1145 - Coolant Temperature
Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1145 - Coolant Temperature Sensor
a. Inspect sensor harness and Clean and repair connector(s) as
Circuit Failure - Continued.
engine ECU connectors for required (WP 0113 00).
dirty,
corroded,
bent,
broken, and pushed back or
extended pins.
b. Check sensor harness and
Remove dirt and moisture from
engine ECU for dirt or
connector. Replace missing or
moisture in or on connectors
damaged connector seals (WP
and for missing or damaged
0113 00).
connector seals.
7. Place ignition switch in OFF If engine harness requires
position. Disconnect engine replacement, notify Sustainment
harness
from
coolant Maintenance.
temperature
sensor
and
disconnect sensor harness
connector from engine ECU.
Perform
the
following
2 of sensor harness
connector to all other pins in
connector.
Resistance
should be greater than 100k
Ohms.
>100K Ohms
USE TEST LEAD KIT P/N 3822758
0021 00-8