TM 10-3930-675-20-10010 00-3OVERLOAD PROTECTION TROUBLESHOOTING - CONTINUED0010 00Table 2. Error Code 131 - Boom Extension Sensor or Circuit Failure Troubleshooting Procedures - Continued.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 131 - Boom Extension Sensor orCircuit Failure - Continuedb. If voltage was present, enterthe “DIAG SERVO 1 (13)”menu and check voltage of10V REF OUT. Voltageshould be 10V.a. If voltage is not as specified,replace ECU (790) (WP 007900).b. If voltage is as specified,notify SRA.Table 3. Error Code 132 - Boom Angle Sensor or Circuit Failure Troubleshooting Procedures.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 132 - Boom Angle Sensor or CircuitFailure1. Inspect boom angle sensorand boom angle sensor leverand bracket for damage andsecure mounting.2. Remove cover from junctionbox X169, located on rightside of boom and checkvoltage between pin 2 and pin3. Voltage should be 10V. If voltage is present, checkvoltage between junction boxX169 pin 4 and pin 3. Voltageshould be 0.3-9.5Vdepending on position ofboom.If voltage is not present, replaceboom angle sensor (WP 009800).3. Remove ECU (790) coverfrom operator’s seat base andslide ECU mounting tray out(WP 0079 00).4. Check ECU (790) connector1, connector X157, and ECUtray grounding leads forproper connection.a. Connect any loose ordisconnected connections.Push ECU mounting tray inand install cover.b. Repair or replace anydamaged connectors (WP0111 00). Push ECUmounting tray in and installcover.DIAG SERVO1(13)SYSTEM POWER24.00VPOWER RI CAN24.00VPOWER LE CAN24.00V10V REF OUT10.00V
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