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Home >> Toyota >> 2004 >> Prius >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Electric Power Steering System - Diagnosis >> DTC U0073 Control Module Communication Bus Off DTC U0121 Lost Communication With Anti-Lock Brake System (Abs) Control Module >> Circuit Description
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Circuit Description

The power steering ECU assy receives signals from the skid control ECU (ECB ECU) via CAN communication.

Fig 1: DTC (U0073) (U0121) Circuit Description
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HINT:

When two or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harness of each ECU.