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Home >> Mazda >> 2007 >> CX-9 Touring, 3.5 C, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System MZI-3.5) >> DTC P0148 >> Notes
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DTC P0148: Notes

DTC P0148 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0148 Fuel delivery error
DETECTION CONDITION 
  • At least 1 bank is lean at wide open throttle (WOT).
POSSIBLE CAUSE 
  • Severely restricted fuel filter
  • Severely restricted fuel supply line
  • Damaged or worn fuel pump
  • Damaged or contaminated MAF sensor
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