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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     Engine Oil Pressure Control Circuit Open (P06DA13)

    DESCRIPTION Refer to DTC P052477. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P06DA13 Engine Oil Pressure Control Circuit Open Open or short in oil pressure control valve assembly circuit (1 trip detection logic).

     Starter Relay Circuit Short to Battery (P061512)

    MONITOR DESCRIPTION While the engine is being cranked, positive auxiliary battery voltage is applied to terminal STA of the ECM. If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determines that there is a malfunction in the STA circuit. The ECM then illuminat

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