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Home >> Toyota >> 2013 >> Matrix Base, Automatic Trans >> Repair and Diagnosis >> Steering >> Manual Steering >> Power Steering System (Diagnostic Codes & Circuit Tests) >> Power Steering System >> DTC C1582: Assist Map Number Mismatch >> Description
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DTC C1582: Assist Map Number Mismatch: Description

When an incorrect ECM or an incorrect skid control ECU (brake actuator assembly) is installed after the assist map has been recorded in the power steering ECU, then DTC C1582 is stored because the data does not match the vehicle specifications.

DTC No. DTC Detection Condition Trouble Area
C1582 Assist map number mismatch
  • Power steering ECU
  • CAN communication system
  • ECM
  • Skid control ECU (brake actuator assembly)
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