DTC P0092: Notes

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Notes
WARNING: This page is about a different car, the 2007 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0092 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0092 Fuel pressure regulator control circuit high
DETECTION CONDITION 
  • When the PCM turns the spill valve control solenoid valve on but the spill valve control solenoid valve circuit voltage is high, the PCM determines that the spill valve control solenoid valve control circuit has malfunction.

    MONITORING CONDITIONS 

    • The following conditions are met:
      • Engine speed is 3, 000 RPM or less. 
      • Battery voltage is 10 V or more. 

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • The MIL illuminates if the PCM detects the above malfunction condition during first drive cycle.
  • FREEZE FRAME DATA is available.
  • DTCs are stored in the PCM memory.
POSSIBLE CAUSE 
  • Spill valve control solenoid valve malfunction
  • Connector or terminal malfunction
  • Short to power supply in the wiring harness between high pressure fuel pump terminal B and PCM terminal 1B
  • PCM malfunction
G04324088Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.