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Home >> Toyota >> 2000 >> 4Runner Base, RWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 9 (Engine Control System Self-Diagnostics) >> Diagnostic Tests >> DTC P0105: Manifold Absolute Pressure (Map)/Barometric Pressure Sensor Circuit >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2000 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

MAP sensor detects manifold pressure as a voltage. ECM then determines basic injection duration and basic injection advance angle based on this voltage. ECM will operate in fail-safe mode if DTC P0105 is set. DTC is set when ECM detects an open or short in MAP circuit. Possible causes are:

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