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Home >> Lexus >> 2006 >> LS 430 >> Repair and Diagnosis >> Steering >> Steering Column >> Steering Lock System - Diagnostics >> DTC B2780: Push Switch/Key Unlock Warning Switch Malfunction >> Circuit Description
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Circuit Description

This DTC is detected when the steering lock ECU does not detect the "on" condition of the push switch or the key switch even when the starter switch is on. (In normal condition, either the push switch or the key switch should be on when the starter switch is on.)

Fig 1: DTC Detection Item Trouble Area Chart
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