TM 10-3930-675-20-10007 00-54ENGINE FUEL INJECTOR CIRCUITS TROUBLESHOOTING - CONTINUED0007 00WARNINGInjector solenoids receive high voltage when engine is operating. To avoid personal injury or death fromelectrical shock, do not wear jewelry or damp clothing, and do not touch injector solenoids or solenoid wireswhen engine is operating.Table 11. Error Code 1331 - Injector Circuit Failure Troubleshooting Procedures.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 1331 - Injector Circuit Failure1. Place ignition switch to OFFposition and disconnectactuator harness from engineECU.a. Inspect actuator harnessand ECU connector fordirty, corroded, bent,broken, pushed back, andextended pins.Clean and repair connector(s) asrequired (WP 0111 00).b. Check actuator harness andECU connector for dirt ormoisture in or on connectorand for missing or damagedconnector seals.Remove dirt and moisture fromconnector. Replace missing ordamaged connector seals (WP0111 00).2. Place ignition switch to OFFposition and disconnectactuator harness from engineECU and 15-pin connector atfront of engine below rockerarm cover. Install jumper wirefrom pin 3 to pin 4 at 15-pinconnector, actuator harnessside.3. Measure resistance fromactuator harness connectorpin 8 to pin 7. Resistanceshould be less than 10 ohms.a. If resistance is not asspecified, repair or replaceconnectors (WP 0111 00). b. If engine harness requiresreplacement, notify SRA.
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business