TM 10-3930-675-20-1
0018 00-9
ENGINE POSITION SENSOR CIRCUITS TROUBLESHOOTING - CONTINUED
0018 00
Table 2. Error Code 1121 - Engine Position Sensor Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1121 - Engine Position Sensor
Circuit Failure - Continued
13.Reconnect sensor harness to
engine position sensor. Check
for open circuit:
If engine harness requires
replacement, notify SRA.
a. Measure resistance from
pin 49 to pin 50 of engine
harness connector. Resis-
tance should be 1000-2000
ohms.
b. Measure resistance from
pin 47 to pin 48 of engine
harness connector. Resis-
tance should be 1000-2000
ohms.
Table 3. Error Code 1234 - Engine Overspeed Failure Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1234 - Engine Overspeed Failure
Notify SRA.
