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
Circuit Failure - Continued.
3 of sensor harness
connector to all other pins in
connector.
Resistance
should be greater than 100k
Ohms.
8. 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
resistance checks:
2 of sensor harness
connector to engine block
ground. Resistance should
be greater than 100k Ohms.
3 of sensor harness
connector to engine block
ground. Resistance should
be greater than 100k Ohms.
>100K Ohms
3,2
USE TEST LEAD KIT P/N 3822758
0021 00-9