Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Rear Seat Reminder System

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 Parts Location

PARTS LOCATION ILLUSTRATION *A for Gasoline Model - - *1 REAR DOOR COURTESY LIGHT ASSEMBLY RH *2 REAR DOOR COURTESY LIGHT ASSEMBLY LH *3 ECM - -

 System Diagram

SYSTEM DIAGRAM

 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the rear seat reminder system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP

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 Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2

 Rear Door Courtesy Switch Circuit

DESCRIPTION The main body ECU (multiplex network body ECU) detects the condition of the rear door courtesy light switch assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1 for HEV Model: Click here

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