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Home >> Lexus >> 2023 >> LX 600 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (W/O Canister Pump Module) - Diagnostic Codes (2 Of 5) >> SFI SYSTEM (w/o Canister Pump Module) >> DTC P0105-11: Manifold Absolute Pressure / Barometric Pressure Sensor Circuit Short to Ground [12/2021 - ] >> Monitor Description

Monitor Description

The ECM monitors the No. 3 turbo pressure sensor voltage and uses this value to calculate the intake manifold pressure. When the No. 3 turbo pressure sensor output voltage deviates from the normal operating range, the ECM interprets this as a malfunction in the No. 3 turbo pressure sensor circuit, illuminates the MIL and stores a DTC.

Example:

If the sensor output voltage is less than 0.9 V for 3 seconds or more, the ECM stores this DTC.