Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: System Diagram

SYSTEM DIAGRAM

SMART KEY SYSTEM (for Start Function)

SMART KEY SYSTEM (for Entry Function)

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     How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT NOTICE: Do not perform "Smart Code Reset" (all key ID erasure) until all malfunctions and symptoms have been confirmed and resolved. If all key ID erasure is performed wi

     Customer Problem Analysis Check

    CUSTOMER PROBLEM ANALYSIS CHECK HINT: Be sure to ask the customer in detail about the following points concerning the vehicle operating conditions, environment and problem, and then check for DT

     Check For Intermittent Problems

    CHECK FOR INTERMITTENT PROBLEMS NOTICE: Operation history is stored in the RAM or EEPROM of the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will b

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     Collision detected or Collision Sensor Connection (Open) (P160600,P160604)

    DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU and airbag ECU detect that a collision has occurred and shut off the system main relay. The cause of this DTC may be one of the following: Collision is detected Detection sensor system malfunction Airbag system

     Immobiliser Amp Missing Message (B278E87)

    DESCRIPTION A transponder key amplifier is built into the certification ECU (smart key ECU assembly). When a communication malfunction occurs with the transponder key amplifier inside the certification ECU (smart key ECU assembly), this DTC is stored. DTC No. Detection Item DTC Detect

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