Prius L4-1.8L (2ZR-FXE) Hybrid (2010)
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Click "Health Check".
(e) Verify if updates are available for the currently installed PRL version (Yes or No).
(f) If "Yes" is listed, click it. A TIS web page will open with Calibration Search Results.
(g) Click on the latest service bulletin (TSB) link.
(h) Save the file (.CUW) from the TSB.
(i) Exit from the Techstream application.
(j) Run the file to launch Calibration Update Wizard (CUW).
(k) Follow the CUW steps.