TM 10-3930-675-20-1
0020 00-20
ENGINE TEMPERATURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0020 00
Table 7. Error Code 1212 - Oil Temperature Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1212 - Oil Temperature Sensor
Circuit Failure - Continued
5. Place ignition switch in OFF
position. Disconnect engine
harness from oil pressure/
temperature
sensor
and
disconnect sensor harness
from engine ECU. Perform
the
following
resistance
checks:
If engine harness requires
replacement, notify SRA.
a. Measure resistance from
pin 42 of sensor harness
connector to all other pins
in
sensor
harness.
Resistance should be more
than 100k ohms.
b. Measure resistance from
pin 43 of sensor harness
connector to all other pins
in
sensor
harness.
Resistance should be more
than 100k ohms.
6. Place ignition switch in OFF
position. Disconnect engine
harness from oil pressure/
temperature
sensor
and
disconnect sensor harness
from engine ECU. Perform
the
following
resistance
checks:
If engine harness requires
replacement, notify SRA.
>100K OHMS
>100K OHMS
USE TEST LEAD KIT P/N 3822758
