Techstream Program Toyota Land Cruiser 2022 SRS ECU and ECU Security Key

Tutorial: Program Toyota Land Cruiser 2022 SRS ECU and ECU Security Key by Techstream.

 

Device required:

Toyota techstream cable: vxdiag vcx nano Toyota or other Techstream compatible J2534 cables

Techstream Software (i.e 18.00.008)

Toyota Account Online​ (from Toyota official)

 

 

Procedure:

– Open Techstream and select model car.

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– Use Health Check function to check all ECU

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– Click on Search Calibration ECU

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– Save information of car to XML file

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– Login account Toyota and upload information of car

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– Download calibration file

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– Select calibration and Start Reprogramming.

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– Send request to sever to fill out Signature Start Reprogramming.

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– Reprogramming successful.

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– Confirm ECU Security Key.

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– Upload information of car and get ECU Security Key

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– Writing ECU Security Key to car.

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– Finish procedure.

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