Programming and Relearning

2AZ-FXE ENGINE CONTROL: SFI SYSTEM: REGISTRATION

NOTICE:
The Vehicle Identification Number (VIN) must be input into a replacement hybrid vehicle control ECU.

HINT
The VIN is a 17-digit alphanumeric vehicle identification number. The Techstream is required to register the VIN.

1. DESCRIPTION

HINT
This registration section consists of 2 parts: Read VIN and Write VIN.

(a) Read VIN: This process allows the VIN stored in the hybrid vehicle control ECU to be read in order to confirm that the 2 VINs, provided with the vehicle and stored in the vehicle hybrid vehicle control ECU, are the same.

(b) Write VIN: This process allows the VIN to be input into the hybrid vehicle control ECU. If the hybrid vehicle control ECU is replaced, or the hybrid vehicle control ECU VIN and vehicle VIN do not match, the VIN can be registered, or overwritten in the hybrid vehicle control ECU by following this procedure.

2. READ VIN

(a) Confirm the vehicle VIN.

(b) Connect the Techstream to the DLC3.

(c) Turn the power switch on (IG).

(d) Turn the Techstream on.

(e) Enter the following menus: Powertrain / Engine and ECT / Utility / VIN / VIN Read.

3. WRITE VIN

(a) Confirm the vehicle VIN.

(b) Connect the Techstream to the DLC3.

(c) Turn the power switch on (IG).

(d) Turn the Techstream on.

(e) Enter the following menus: Powertrain / Engine and ECT / Utility / VIN / VIN Write.