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Home >> Lexus >> 2003 >> IS 300 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Cruise Control Systems) >> Diagnostic Tests >> DTC P1566/54: Input Signal Circuit >> Detection Items & Possible Cause

Detection Items & Possible Cause

WARNING: This page is about a different car, the 2002 Lexus GS 430 and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

DTC detection items are:

Possible causes are defective ECM.

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