LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2001 >> Jimmy 2D Utility, 4WD, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Analog Instrument Panels >> Diagnostic Tests >> DTC P0461: Fuel Sending Unit Fault >> Diagnostic Procedure

Diagnostic Procedure

  1. If Instrument Panel Cluster (IPC) diagnostic system check has been performed, go to next step. If IPC diagnostic system check has not been performed, see INSTRUMENT PANEL CLUSTER DIAGNOSTIC SYSTEM CHECK  under SELF-DIAGNOSTIC SYSTEM.
  2. Remove fuel level sender. See REMOVAL, OVERHAUL & INSTALLATION - TRUCKS article in ENGINE PERFORMANCE. Check for stuck fuel level sender or foreign material in fuel tank which might interfere with sender operation. Repair sender unit as necessary, then go to step  4 . If no problem is found, go to next step.
  3. Replace fuel level sender. See REMOVAL, OVERHAUL & INSTALLATION - TRUCKS article in ENGINE PERFORMANCE. When repair is complete, go to next step.
  4. Using scan tool, clear DTCs, then scan for PCM DTCs. If DTC P0461 resets, go to step  2 . If DTC does not reset, repair is complete.