TM 10-3930-675-24-1
ENGINE FUEL PRESSURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0024 00
Table 3. Error Code 1581 - Fuel Inlet Restriction
Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1581 - Fuel Inlet Restriction Sensor 7. Place ignition switch in OFF
Circuit Failure - Continued.
position and disconnect
actuator harness connector
from engine ECU.
a. Inspect harness connector Clean and repair connector(s) as
and engine ECU connector required (WP 0113 00).
for dirty, corroded, bent,
broken, pushed back, and
extended pins.
b. Check harness and engine
Remove dirt and moisture from
ECU for dirt or moisture in
connector. Replace missing or
or on connector and for
damaged connector seals (WP
missing
or
damaged
0113 00).
connector seals.
8. Place ignition swtich in OFF
position, disconnect actuator
harness connector from
engine ECU, and disconnect
fuel inlet restriction sensor
from engine harness.
9. Measure resistance from a. If resistance is as specified,
actuator harness connector
repair or replace connectors
pin 27 to pin B (or 2) of 3 pin
(WP 0113 00).
connector
at
sensor. b. If engine harness requires
Resistance should be less than
replacement, notify
10 Ohms.
Sustainment Maintenance.
<10 Ohms
0024 00-13
