TM 9-2350-287-20-1
2-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION
ENGINES (STE/ICE) (continued).
b. STE/lCE TROUBLESHOOTING - (continued).
(15) CURRENT FIRST PEAK - TEST 72.
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 hamess 12329996
connector at DCA receptacle in driver’s com-
partment.
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 72 into TEST SELECT, then press
and release TEST button.
9. When “GO” appears on VTM, crank engine
(refer to TM 9-2350-287-10) while holding fuel
shutoff control handle until “OFF or’’.9.9.9.9”on
VTM display.
10. Record test results.
Is reading on VTM between 875 and 1800 amps?
Fault does not exist as indicated. Recheck
fault symptom.
B. 1. Do the following tests using function control
01:
• 71 - Cranking current (para 2-22.b(14)).
• 73 - Battery internal resistance (para 2-22.b(3)).
• 74 - Starter circuit resistance (para 2-22.b(2)).
• 75- Battery resistance change (para 2-22.b(4)).
2. If tests are good, do the following tests:
• 68- Starter positive terminal voltage (para 2-
22.b(19)).
• 69 - Starter negative cable drop (para 2-
22.b(5)).
• 70 - Starter solenoid voltage (para 2-22.b(16)).
3. If fault still exists, do individual battery voltage
test 89 (para 2-22.b(20)).
END OF TASK
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