KNOWN INFOPOSSIBLE PROBLEMSDIAGNOSTIC FLOWCHARTTEST OPTIONSREASON FOR QUESTIONKNOWN INFOPOSSIBLE PROBLEMSTEST OPTIONSREASON FOR QUESTIONTEST OPTIONSREASON FOR QUESTIONNOYESNOYESNOYESPROTECTIVE CONTROL BOX/DISTRIBUTION BOX2-232 Change 1NOTHINGBATTERIES BADLEAD 57B BAD GROUNDPARKING BRAKE SWITCH BADBODY HARNESS WIRES BADGLOWPLUG CONTROLLER BADALTERNATOR BADHARNESS WIRE 2A BADIGNITION SWITCH BADHARNESS WIRE 29A BADHARNESS WIRE 29C BADPROTECTIVE CONTROL BOX/DISTRIBUTION BOX BADLEAD 57B BAD GROUNDPARKING BRAKE SWITCH BADBODY HARNESS WIRES BADALTERNATOR BADHARNESS WIRE 2A BADIGNITION SWITCH BADHARNESS WIRE 29A BADHARNESS WIRE 29C BADPROTECTIVE CONTROL BOX/DISTRIBUTION BOX BADFROM 6,Page 2-230GO TO 10, Page 2-234IS LED 7 “ON”?REPAIR/PROPERLYGROUND BODYHARNESS WIRE 57B789VISUALIf this LED is not ON, that wouldindicate a bad connection toground.VISUALIf these LEDs are not ON, thatwould indicate protective controlbox (PCB)/distribution boxmalfunctions.ARE LEDS 3 AND 4 “ON”?REPLACEPROTECTIVE CONTROLBOX/DISTRIBUTIONBOXBATTERIES OKCONNECT BATTERY GROUNDCABLE WITH IGNITION SWITCHIN THE “OFF” POSITION. ARE ANYLEDS “ON”? (REFER TO TABLEAT RIGHT)GO TO 1,Page 2-2521. TRY IT2. VISUALIf no LEDs are ON, that wouldindicate malfunctioning batteries.TM 9-2320-280-20-1KNOWN INFOPOSSIBLE PROBLEMSLEAD 57B BAD GROUNDPARKING BRAKE SWITCH BADBODY HARNESS WIRES BADALTERNATOR BADHARNESS WIRE 2A BADIGNITION SWITCH BADHARNESS WIRE 29A BADHARNESS WIRE 29C BADPROTECTIVE CONTROL BOX/DISTRIBUTION BOX BADBATTERIES OK
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