MAP/Barometric Pressure Circuit High Input

What does this mean?

Code P0108 indicates the MAP sensor is sending an abnormally high voltage to the PCM, suggesting lower vacuum than expected.

Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Lexus Is models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.