TM 9-2350-287-20-1
2-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTION
ENGINES (STE/lCE) (continued).
b. STE/lCE TROUBLESHOOTING - (continued).
(7) FUEL PRESSURE RETURN - TEST 49.
Tools/Test Equipment:
Equipment Conditions:
• General mechanic’s tool kit (Item 24, Appendix 1)
• Air intake grille opened (refer to TM 9-2350-287-10).
• STE/lCE test set (Item 65, Appendix I)
• Transmission and doors opened
(refer to TM 9-2350-287-10).
WARNING
Contact with rotating fan can cause serious
personal injury.
Protective fan screens
must be installed prior to doing maintenance
in the engine compartment with the engine
is running or in ground hop mode.
A.
1. Install protective fan screens.
2. Connect DCA cable W1 connector P1 to VTM
connector J1.
3. Connect DCA cable W1 to harness 12329996
connector (DCA receptacle) in driver's compart-
ment.
4. Install red striped transducerTK22 and adapter
TK24 at the engine fuel return line quick discon-
nect.
5. Connect DCA cable W4 connector P1 to VTM
connector J3.
6. Connect DCA cable W4 connector P2 to
transducer TK22.
7. Push power switch on VTM to ON position.
8. Do confidence test 66/99 (para 2-22.a(1)).
9. Dial 60 into TEST SELECT.
10. Press and release TEST button. Message
“VEH” should be displayed on the VTM.
11. Enter the vehicle ID number 11.
12. Enter 01 into TEST SELECT. Press TEST
when “CON” shows on VTM to see RPM and test
limits alternately.
13. Enter 49 into TEST SELECT, then press
TEST until “CAL” appears.
14. Press and release TEST.
15. Start engine (refer to TM 9-2350-287-10)
and record the test results (in psi).
is reading less than 2 psi?
Notify Direct Support Maintenance.
Fault does not exist as indicated.
Recheck fault symptom.
END OF TASK
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