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Home >> Toyota >> 2003 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0500: Vehicle Speed Sensor Circuit >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2002 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.

VSS outputs a 4-pulse signal for every revolution of rotor shaft, which is driven by transmission output shaft. Signal is sent to instrument cluster to operate speedometer. Instrument cluster then sends signal to ECM. Signal is used by ECM to determine vehicle speed. DTC is set if there is no VSS signal to ECM while vehicle is being driven and park/neutral switch is off. Possible causes are:

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