LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2019 >> BRZ Series.Gray >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 3) >> EFI System (FA20) >> DTC P0068: Manifold Pressure Sensor Range/Performance >> Circuit description >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Circuit description: Notes

For a circuit description, refer to DTC P0107 MANIFOLD ABSOLUTE PRESSURE/BAROMETRIC PRESSURE CIRCUIT LOW INPUT; DTC P0108 MANIFOLD ABSOLUTE PRESSURE/BAROMETRIC PRESSURE CIRCUIT HIGH INPUT .

DTC No. DTC detection condition Suspected parts
P0068 When any of the following conditions is met (2 trip detection logic):
  • When the throttle position is at 10° or more, vacuum sensor voltage is less than 1.25 V for 5 seconds or longer.
  • When the throttle position is at 3.8° or less, vacuum sensor voltage is 3.3 V or more for 10 seconds or longer.
  • Open or short condition in vacuum sensor circuit
  • Vacuum sensor
  • ECM
scientia non olet · About LEMON Manuals