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Home >> Mazda >> 2000 >> Protege ES, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 1.8L >> Diagnostic Trouble Code Tests >> DTC P0461: Fuel Level Sensor Circuit Performance >> Diagnosis & Repair Procedure

Diagnosis & Repair Procedure

  1. Ensure FREEZE FRAME PID data has been recorded. Check service bulletins. Go to next step.
  2. Check fuel sending unit. See appropriate INSTRUMENT PANELS article in ACCESSORIES & EQUIPMENT. If sending unit is okay, replace PCM and go to next step. If sending unit is faulty, replace sending unit and go to next step.
  3. Clear DTC from memory. Recheck for DTCs. If any DTC is present, diagnose and repair DTC. If no DTCs are present, test is complete.
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