Circuit Description
WARNING: This page is about a different car, the 2004 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
Refer to CIRCUIT DESCRIPTION under DTC P0100: MASS OR VOLUME AIR FLOW CIRCUIT MALFUNCTION, DTC P0102: MASS OR VOLUME AIR FLOW CIRCUIT LOW INPUT, DTC P0103: MASS OR VOLUME AIR FLOW CIRCUIT HIGH INPUT.