TM 10-3930-675-24-1
ENGINE FUEL PRESSURE SENSORS AND CIRCUITS TROUBLESHOOTING - CONTINUED
0024 00
Table 2. Error Code 1255 - Fuel Shutoff Solenoid External
Voltage Detected on Circuit Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Voltage Detected on Circuit.
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.
2. Disconnect actuator harness
connector from engine ECU.
Place ignition swtich in ON
position.
3. Measure
voltage
from If voltage is not as specified,
actuator harness connector proceed with the following steps.
pin 33 to engine block ground.
Voltage should be less than
1.5V.
<1.5V
USE TEST LEAD
KIT P/N 3822758
0024 00-7
