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Home >> Isuzu >> 1999 >> Trooper Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Symptom Tests >> Oil Pressure Gauge Inoperative >> Models Without Traction On Demand (TOD) Indicator

Models Without Traction On Demand (TOD) Indicator

  1. Disconnect oil pressure sending unit. Turn ignition switch to ON position. Connect a fused jumper wire between ground and oil pressure sending unit (Yellow/Green wire). See WIRING DIAGRAMS  . If oil pressure gauge reading varies, replace oil pressure sending unit. If oil pressure gauge readings do not vary, go to next step.
  2. Disconnect instrument panel connector I-10. Connect a fused jumper wire between ground and instrument panel connector I-10 cavity terminal No. 19. See Figure . If oil pressure gauge reading varies, go to next step. If oil pressure gauge readings do not vary, replace instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION.
  3. Repair open in wire between gauge and oil sending unit (Yellow/Green wire at sending unit; Yellow/Black wire at instrument panel). See WIRING DIAGRAMS  . Recheck system operation.
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