TM 9-2350-247-20-1
COOLANT TEMPERATURE GAUGE MALFUNCTIONS—Continued
0053 00
2BY
1. Turn MASTER SWITCH OFF.
2. Partially remove instrument panel (WP 0256 00).
3. Remove power wiring harness circuit 33 plug (1) from TEMP
gauge jack (2).
4. Measure resistance between power wiring harness circuit 33 plug
(1) and ground.
5. Does multimeter read infinity?
YES
NO
2BYN
1. Wiring harness needs to be replaced.
2. Notify your supervisor.
3BY
1. Install engine wiring harness plug on power wiring harness jack
at battery box.
2. Install engine wiring harness circuit 33 plug on engine
temperature transmitter jack.
3. Replace TEMP gauge (WP 0266 00).
4. Verify no faults found.
0053 00-4
