TM 9-2350-287-20-1
2-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION
ENGINES (STE/lCE) (continued).
b. STE/lCE TROUBLESHOOTING - (continued).
(18) AIR FILTER PRESSURE DIFFERENTIAL - TEST 28.
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 WI 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 posi-
tion.
4. Do confidence test 66/99 (para 2-22.a(1)).
5. Dial 60 into TEST SELECT.
6. Press and release TEST button. Mes-
sage “VEH” should be displayed on the VTM.
7. Enter vehicle ID number 11.
8. Enter 28 into TEST SELECT, then press
and hold TEST button until “CAL” is dis-
played on VTM.
9. Press and release TEST button.
10. Turn MASTER switch ON and start en-
gine (refer to TM 9-2350-287-10).
11. Record test results.
Is reading on VTM greater than -20 H20?
Check air cleaner indicator and air cleaner
assemblies (refer to TM 9-2350-287-10).
Replace air cleaner fitters as necessary
(para 4-14). Verify problem is solved.
END OF TASK
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