TM 9-2350-287-20-12-22. SIMPLIFIED TEST EQUIPMENT FOR INTERNAL COMBUSTIONENGINES (STE/lCE) (continued).a. STE/lCE PMCS - (continued).(1) VTM CONNECTIONS AND CHECKOUT FOR DCA(continued).Continued from step E and FG. 1. Dial 99 into TEST SELECT.2. Press and release TEST button.Does VTM show “0099” and “.8.8.8.8”?NOTEAll numbers of the display should be illuminated. Ifsome parts of the display are not, go to TM 9-4910-571-12&P to replace module,H. 1. Make sure several series of numbers areshowing on display. This means the VTM isgoing through confidence test.2. Look for VTM to show and hold the word‘PASS”.Does VTM show and hold the word ‘PASS”?Go to TM 9-4910-571-12&P forconfidence test fault isolation.NOTEVTM can fail confidence test because of a badtransducer. If failure happens when connectedwith cable W1, disconnect all cables from VTMand connect only W. Clip W5 to vehicle batteries.If VTM passes test, a transducer is bad in theDCA. Continue testing with TK PMCStroubleshooting trees starting with para 2-22.a(2).If VTM still fails, VTM has failed internally.Continued to step I2-384
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