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Home >> Toyota >> 2009 >> Prius Base >> Repair and Diagnosis >> Steering >> Power Steering >> Electronic Power Steering System >> DTC C1581: Assist Map Number Un-Writing >> Inspection Procedure

Inspection Procedure

  1. RECONFIRM DTC 
    1. Check for DTCs.

      OK : DTCs other than C1581 are not output. 

    NG : REPAIR CIRCUIT INDICATED BY OUTPUT CODE 

    OK : REPLACE POWER STEERING ECU 

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