Programming and Relearning

2GR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: REGISTRATION

REGISTRATION
NOTE: This Vehicle Identification Number (VIN) must be input into the replaced ECM.

1. INPUT INSTRUCTIONS
HINT: This registration section consists of two parts: Read VIN and Write VIN.

(a) Read VIN: Explains the VIN reading process in a flowchart. This process allows the VIN stored in the ECM to be read in order to confirm that the two VINs, provided with the vehicle and stored in the vehicle's ECM, are the same.
(b) Write VIN: Explains the VIN writing process in a flowchart. This process allows the VIN to be input into the ECM. If the ECM is changed, or the ECM VIN and vehicle VIN do not match, the VIN can be registered, or overwritten in the ECM by following this procedure.
2. READ VIN (Vehicle Identification Number)
(a) Confirm the vehicle VIN.
(b) Connect Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream ON.
(e) Select the following menu items: Powertrain / Engine / Utility / VIN / VIN Read.
3. WRITE VIN
(a) Confirm the vehicle VIN.
(b) Connect the Techstream to the DLC3.
(c) Turn the engine switch on (IG).
(d) Turn the Techstream ON.
(e) Select the following menu items: Powertrain / Engine / Utility / VIN / VIN Write.