Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Precaution

PRECAUTION

CHARGING SYSTEM PRECAUTION

CAUTION:

  • This vehicle contains high voltage circuits standardized with orange colored wiring and connectors, so follow the instructions in this manual to perform the procedures correctly.

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  • If the correct procedures are not followed according to the instructions in this manual, there is a danger of electric shock from the high voltage circuits.
  • Be sure to wear insulating gloves when working on high voltage wiring or components.
  • If work is performed without wearing insulating gloves, there is a danger of electric shock.

NOTICE:

  • If the auxiliary battery is fully depleted or the READY indicator does not illuminate, recharge the auxiliary battery.
  • Never disconnect the auxiliary battery while the ignition switch is on (READY).
  • Before giving the auxiliary battery a quick charge, disconnect the auxiliary battery cables.
  • Check the auxiliary battery again before the vehicle is returned to the customer.
  • When replacing the auxiliary battery, use a new auxiliary battery of the same dimensions and same capacity or more from the same class at a 20-hour rate.

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     Parts Location

    PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK - IGCT-MAIN NO. 1 RELAY *2 INVERTER WITH CONVERTER ASSEMBLY *3

     System Diagram

    SYSTEM DIAGRAM

     How To Proceed With Troubleshooting

    PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CONFIRM PROBLEM SYMPTOMS

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     HO2S Heater Control Circuit Bank 1 Sensor 2 Circuit Short to Battery (P003612,P003613,P102A9E)

    DESCRIPTION The air fuel ratio sensor (sensor 2) generates current that corresponds to the actual air fuel ratio. This sensor current is used to provide the ECM with feedback so that it can control the air fuel ratio. The ECM determines the deviation from the stoichiometric air fuel ratio level, and

     Installation

    INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 NO. 2 AIR FUEL RATIO SENSOR 89467C - - 2 WIRING HARNESS CLAMP BRACKET 82715W - - 3 INSPECT FOR EXHAUST GA

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