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Home >> Lexus >> 2024 >> RX 500h >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Engine Control System - Diagnostic Codes (02 Of 10)) >> SFI SYSTEM (for Gasoline Model) >> DTC P0105-11: Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Ground [10/2022 - ] >> Description

DTC P0105-11: Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Ground [10/2022 - ]: Description

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The No. 1 turbo pressure sensor detects the intake manifold pressure as a change in voltage. The ECM calculates the intake manifold pressure based on this voltage.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P0105-11 Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Ground The No. 1 turbo pressure sensor output voltage is less than 0.9 V for 3 seconds or more (1 trip detection logic).
  • Open or short in No. 1 turbo pressure sensor circuit
  • No. 1 turbo pressure sensor
  • ECM
Comes on Engine A
  • SAE Code: P0107
  • DTC for Mexico Models: Applies

HINT: 

When this DTC is output, check the intake manifold absolute pressure in the Data List. Enter the following menus: Powertrain / Engine / Data List / Intake Manifold Absolute Pressure.

DTC No. Intake Manifold Absolute Pressure Malfunction
P0105-11 Approximately 5 kPa (0.725 psi)
  • Short to ground in PIM circuit
  • Short in PIM to EPIM circuit
  • Open in VCPM circuit

If the Data List value is normal it may be due to a temporary recovery from the malfunction condition. Check for intermittent problems.

Refer to CHECK FOR INTERMITTENT PROBLEMS [10/2022 - ]