Question What is the difference between traffic lights with red arrows and those with solid red lights? Answers Red arrows are only used to stop traffic which is turning. Red arrows are only used for protected turn lanes. You cannot turn on a red arrow, even if you stop first. Explanation You may sometimes turn right when stopped by a solid red light. You may never turn left or right when stopped by a traffic light with a red arrow. Pass your DMV Written Test with flying colors Take me to the cheat sheet California This questions appears in the following tests: California Practice Test 8 California Practice Test 9