TM 10-3930-675-24-1
ENGINE TEMPERATURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0021 00
Table 6. Error Code 1155 - Intake Air Temperature Sensor Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1155 - Intake Air Temperature Sensor 1. Check coolant level (TM 10- Add coolant as required (TM 10-
3930-675-10).
Circuit Failure.
3930-675-10).
2. Check radiator top and side Clear obstructions.
grille for mud, snow, or
obstructions.
3. Check for loose coolant hoses Tighten or replace as required
and clamps.
(WP 0065 00).
4. Enter
"DIAG
EXTRA a. Clean and/or replace fording
FUNCT" 4(13) menu and
water level sensor (WP 0091
check water level sensor
00).
setting. Enter "0" to shut off b. Clean radiator assembly (WP
and "1" to run cooling fan.
0219 00).
Check if fording water level
sensor is clogged or damaged.
Table 7. Error Code 1212 - Oil Temperature
Sensor Circuit Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1212 - Oil Temperature Sensor 1. Ensure that ignition switch is
in OFF position. Disconnect
Circuit Failure.
engine harness from oil
pressure/temperature sensor
(WP 0094 00).
a. Inspect
oil
pressure/ Clean and repair connector(s) as
temperature sensor and required (WP 0113 00).
engine harness connectors
for dirty, corroded, bent,
broken, and pushed back or
extended pins.
b. Check
oil
pressure/
Remove dirt and moisture from
temperature sensor and
connector. Replace missing or
engine harness for dirt or
damaged connector seals (WP
moisture in or on connectors
0113 00).
and for missing or damaged
connector seals.
2. Place ignition switch in OFF
position and disconnect engine
harness from oil pressure/
temperature sensor.
0021 00-18