FixVault

Inspection Procedure

WARNING: This page is about a different car, the 2007 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC (FOR ENGINE CONTROL SYSTEM) 
    1. Check if the engine control system DTC is output (See DTC CHECK/CLEAR ).

    Result 

    RESULT TABLE

    Condition Proceed to
    DTC is not output A
    DTC is output B

    B: INSPECT ENGINE CONTROL SYSTEM 

    A: REPLACE ECM