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Home >> Jeep >> 1992 >> Cherokee Base, 2D Utility, 2.5 P, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> No-Start Tests >> Test NS-5A, "Fuel Injector Control Circuit"
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Test NS-5A, "Fuel Injector Control Circuit"

NOTE: For connector terminal identification, see CONNECTOR IDENTIFICATION  . For wiring diagram, see WIRING DIAGRAMS  at end of article.
  1. Turn ignition off. Disconnect fuel injector No. 1 connector. Turn ignition on. Using DRB-II, actuate ASD fuel system. Place DRB-II in voltmeter mode. Probe Dark Green/Orange wire (Dark Green/Black on Wrangler) in injector harness connector.
  2. If voltage is less than 10 volts, repair open Dark Green/Orange wire (Dark Green/Black wire on Wrangler). Perform VERIFICATION TEST VER-1  . If voltage is 10 volts or more, replace engine controller. Perform VERIFICATION TEST VER-1  .
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