Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Smart Key System (for Entry Function, Hev Model)

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Entry Function, Hev Model)

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 Precaution

PRECAUTION CAUTION REGARDING INTERFERENCE WITH ELECTRONIC DEVICES CAUTION: As weak radio waves are emitted from the electrical key transmitter sub-assembly, if a pacemaker is being used, be sure to

 Parts Location

PARTS LOCATION ILLUSTRATION *A w/ Power Back Door System - - *1 FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH *2 FRONT DOOR LOCK WITH MOTOR ASSEMBLY RH *3 REAR

 System Diagram

SYSTEM DIAGRAM SMART KEY SYSTEM (for Entry Function) SMART KEY SYSTEM (for Start Function) Click here POWER DOOR LOCK CONTROL SYSTEM Click here WIRELESS DOOR LOCK CONTROL SYSTEM Click

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 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the key reminder warning system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS CHECK HINT: In troublesho

 Ignition Switch Circuit Short to Ground or Open (P253014)

DESCRIPTION If the engine stop and start ECU receives the off signal from the ignition or starter switch assembly*1 or certification ECU (smart key ECU assembly)*2 when communication with the ECM is normal, the engine stop and start ECU will output DTC P253014. *1: w/o Smart Key System *2:

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