TM 10-3930-675-24-1
ENGINE TEMPERATURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0021 00
Table 5. Error Code 1154 - Intake Air Temperature
Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1154 - Intake Air Temperature Sensor 8. Place ignition switch in OFF If engine harness requires
Circuit Failure - Continued.
position. Disconnect sensor replacement, notify Sustainment
harness from intake air Maintenance.
temperature
sensor
and
disconnect sensor harness
from engine ECU. Perform the
following resistance checks:
a. Measure resistance from pin
40 of sensor harness
connector to engine block
ground. Resistance should
be greater than 100k Ohms.
b. Measure resistance from pin
38 of sensor harness
connector to engine block
ground. Resistance should
be greater than 100k Ohms.
>100K Ohms
USE TEST LEAD KIT P/N 3822758
0021 00-17
