Table 3-2. Unit Troubleshooting (Cont’d)

TM 9-2320-362-14&P Table 3-2. Unit Troubleshooting (Cont’d) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 10. FUEL GAGE DISPLAYS READING OF MORE THAN 3/8-TANK FULL AND STATUS INDICATOR ALARM AND LIGHT ARE ON (REFER TO FIGURES 3-l THRU 3-3) Condition: HMMWV engine has been running 10 to 15 minutes. Both light and alarm tests on status indicator are normal. NOTE l When measuring voltage, measure against ground. l Before starting procedure, see para 1-1. Step 1. Disconnect cable W64 from connector 12J1 on tach/hourmeter box. Step 2. Using multimeter, measure voltage at connector 12J1, pin “E” , on tach/hourmeter box. If multimeter displays correct voltage (fig 3-3), go to step 3. If multimeter does 3), go to step 5. Step 3. Reconnect cable W64 to box . Disconnect cable NOT display correct voltage (fig connector 12J1 on tach/hourmeter W64 from connector on shelter. 3- Step 4. Using multimeter, measure voltage at cable W64, pin “E.” If multimeter displays correct voltage (fig 3-3), refer to system manual for further troubleshooting. If multimeter does NOT display correct voltage (fig 3- 3), replace faulty cable assembly W64 (para 3-25). Step 5. Reconnect cable W64 to connector 12J1 on tach/hourmeter box. Remove engine access cover and disconnect safety lanyard. Disconnect cable W66 from connector 12J2 on tach/hourmeter box. 3-22