TM 9-2350-287-20-1
2-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION
ENGINES (STE/ICE) (continued).
b. STE/lCE TROUBLESHOOTING - (continued).
(3) BATTERY INTERNAL RESISTANCE (DCA) - TEST
73.
Tools/Test Equipment:
• General mechanic’s tool kit (Item 24, Appendix I)
• STE/lCE test set (Item 65, Appendix I)
A. 1. Connect DCA cable W1 connector P1 to
VTM connector J1.
2. Connect DCA cable W1 to harness
12329996 connector at DCA receptacle in
driver's compartment.
3. Push power switch on VTM to ON position.
4. Do confidence test 66/99 (para 2-22.a(1)).
5. Dial 60 into TEST SELECT.
6. Press and release TEST button. Message
“VEH” should be displayed on the VTM.
7. Enter the vehicle ID number 11.
8. Enter 73 into TEST SELECT, then press
and hold TEST button until “CAL” appears.
9. Release TEST button and wait for reading.
Reading should be between -225 to +225.
10. Press and release TEST button.
11. When “GO” shows on the VTM display,
crank engine while holding fuel shutoff control
handle out (refer to TM 9-2350-287-10).
12. When VTM shows “OFF, stop cranking
engine.
13. Record test results and check limits on
VTM.
Are results less than 13 milliohms?
Fault does not exist as indicated.
Recheck fault symptom.
Check battery terminals, connections, and battery
electrolyte level (refer to TM 9-2350-287-10).
Repeat Battery Internal Resistance Test. If test
fails second time, Perform Individual Battery
Voltage Checks using STE/lCE Test 89 (para 2-
22.b(20).
END OF TASK
2-411
