Caution / Notice / Hint

WARNING: This page is about a different car, the 2019 Toyota Highlander, 2018 Toyota Highlander, and 2017 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Read the freeze frame data using the Techstream. In the freeze frame data, some information is recorded about the vehicle conditions at the moment a malfunction occurred. This information can be helpful when troubleshooting.

After confirming that DTC P0516-769 or P0517-770 is output, use the Techstream to check "Auxiliary Batt Temperature" in the Hybrid Control Data List.

Displayed Temperature	Malfunction
-40°C (-40°F)	Open circuit or short to +B
215°C (419°F)	Short circuit or short to ground

After the repair, clear the DTCs and perform the following procedure to check that DTCs are not output.
1. Turn the power switch on (IG) and wait for 5 seconds or more.