LEMON Manuals: Even more car manuals for everyone
Home >> Mercury >> 2009 >> Sable Premier, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1255 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> DTC Diagnosis >> DTC P0108: - Manifold Absolute Pressure (Map)/Barometric Pressure (BARO) Sensor High

DTC P0108: - Manifold Absolute Pressure (Map)/Barometric Pressure (BARO) Sensor High

WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2009 Mercury Mountaineer, 2009 Mercury Milan, 2009 Mercury Mariner, 2009 Mercury Grand Marquis, and 2009 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0108: - MANIFOLD ABSOLUTE PRESSURE (MAP)/BAROMETRIC PRESSURE (BARO) SENSOR HIGH

Description:  Sensor operating voltage is greater than 4.96 volts. As a result it failed above the maximum allowable calibrated parameter.
Possible Causes: 
  • VREF shorted to VPWR
  • MAP signal shorted to VPWR
  • VREF should be less than 6.0 volts
  • Open circuit
Diagnostic Aids:  The VREF voltage should be between 4.0 and 6.0 volts.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DM .