diff --git a/docs/CARS.md b/docs/CARS.md
index f601da2beb..654f788908 100644
--- a/docs/CARS.md
+++ b/docs/CARS.md
@@ -239,9 +239,9 @@ A supported vehicle is one that just works when you install a comma device. All
 |Toyota|Corolla Hatchback 2019-22|All|openpilot|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Corolla Hatchback 2019-22">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=_66pXk0CBYA" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
 |Toyota|Corolla Hybrid 2020-22|All|openpilot|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Corolla Hybrid 2020-22">Buy Here</a></sub></details>||
 |Toyota|Corolla Hybrid (Non-US only) 2020-23|All|openpilot|17 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Corolla Hybrid (Non-US only) 2020-23">Buy Here</a></sub></details>||
-|Toyota|Highlander 2017-19|All|openpilot available[<sup>2</sup>](#footnotes)|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander 2017-19">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=0wS0wXSLzoo" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
+|Toyota|Highlander 2017-19|All|openpilot available[<sup>2</sup>](#footnotes)|19 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander 2017-19">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=0wS0wXSLzoo" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
 |Toyota|Highlander 2020-23|All|openpilot|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander 2020-23">Buy Here</a></sub></details>||
-|Toyota|Highlander Hybrid 2017-19|All|openpilot available[<sup>2</sup>](#footnotes)|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander Hybrid 2017-19">Buy Here</a></sub></details>||
+|Toyota|Highlander Hybrid 2017-19|All|openpilot available[<sup>2</sup>](#footnotes)|19 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander Hybrid 2017-19">Buy Here</a></sub></details>||
 |Toyota|Highlander Hybrid 2020-23|All|openpilot|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Highlander Hybrid 2020-23">Buy Here</a></sub></details>||
 |Toyota|Mirai 2021|All|openpilot|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-full.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Mirai 2021">Buy Here</a></sub></details>||
 |Toyota|Prius 2016|Toyota Safety Sense P|openpilot available[<sup>2</sup>](#footnotes)|0 mph|0 mph|[![star](assets/icon-star-full.svg)](##)|[![star](assets/icon-star-empty.svg)](##)|<details><summary>Parts</summary><sub>- 1 RJ45 cable (7 ft)<br>- 1 Toyota A connector<br>- 1 comma 3X<br>- 1 comma power v2<br>- 1 harness box<br>- 1 mount<br>- 1 right angle OBD-C cable (1.5 ft)<br><a href="https://comma.ai/shop/comma-3x.html?make=Toyota&model=Prius 2016">Buy Here</a></sub></details>|<a href="https://www.youtube.com/watch?v=8zopPJI8XQ0" target="_blank"><img height="18px" src="assets/icon-youtube.svg"></img></a>|
diff --git a/selfdrive/car/toyota/interface.py b/selfdrive/car/toyota/interface.py
index 7fd5c9435d..c01086c8de 100644
--- a/selfdrive/car/toyota/interface.py
+++ b/selfdrive/car/toyota/interface.py
@@ -43,6 +43,11 @@ class CarInterface(CarInterfaceBase):
 
     stop_and_go = candidate in TSS2_CAR
 
+    # Detect smartDSU, which intercepts ACC_CMD from the DSU (or radar) allowing openpilot to send it
+    # 0x2AA is sent by a similar device which intercepts the radar instead of DSU on NO_DSU_CARs
+    if 0x2FF in fingerprint[0] or (0x2AA in fingerprint[0] and candidate in NO_DSU_CAR):
+      ret.flags |= ToyotaFlags.SMART_DSU.value
+
     if candidate == CAR.PRIUS:
       stop_and_go = True
       # Only give steer angle deadzone to for bad angle sensor prius
@@ -68,8 +73,9 @@ class CarInterface(CarInterfaceBase):
       stop_and_go = True
 
     elif candidate in (CAR.HIGHLANDER, CAR.HIGHLANDER_TSS2):
-      # TODO: TSS-P models can do stop and go, but unclear if it requires sDSU or unplugging DSU
-      stop_and_go = True
+      # TODO: TSS-P models can do stop and go, but unclear if it requires sDSU or unplugging DSU.
+      #  For now, don't list stop and go functionality in the docs
+      stop_and_go = stop_and_go or bool(ret.flags & ToyotaFlags.SMART_DSU.value)
 
     elif candidate in (CAR.AVALON, CAR.AVALON_2019, CAR.AVALON_TSS2):
       # starting from 2019, all Avalon variants have stop and go
@@ -111,11 +117,6 @@ class CarInterface(CarInterfaceBase):
     # Detect flipped signals and enable for C-HR and others
     ret.enableBsm = 0x3F6 in fingerprint[0] and candidate in TSS2_CAR
 
-    # Detect smartDSU, which intercepts ACC_CMD from the DSU (or radar) allowing openpilot to send it
-    # 0x2AA is sent by a similar device which intercepts the radar instead of DSU on NO_DSU_CARs
-    if 0x2FF in fingerprint[0] or (0x2AA in fingerprint[0] and candidate in NO_DSU_CAR):
-      ret.flags |= ToyotaFlags.SMART_DSU.value
-
     # No radar dbc for cars without DSU which are not TSS 2.0
     # TODO: make an adas dbc file for dsu-less models
     ret.radarUnavailable = DBC[candidate]['radar'] is None or candidate in (NO_DSU_CAR - TSS2_CAR)