Toyota Camry owners & service manuals

Toyota Camry (XV70): General

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 Introduction

 How To Troubleshoot Ecu Controlled Systems

 General Information

GENERAL INFORMATION A large number of ECU controlled systems are used in this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical

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 Terminals Of Ecu

TERMINALS OF ECU Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition K140-1 (+B) - K140-20 (E) B - W-B Power source (+B) Always 11 to 14 V K140-3 (SIG-) - K140-20 (E) GR - W-B Ground Always Below

 System Diagram

SYSTEM DIAGRAM *1 Throttle Body with Motor Assembly *2 Intake Air Control Valve (for ACIS) *3 Intake Air Control Valve Actuator (for ACIS) *4 ECM *5 Vacuum Switching Valve (for ACIS) - - *a Engine Speed Signal *b from Vacuum P

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