Coolant leak and rpm are running high as the car is already warmed up.
Saturday, December 15th, 2018 AT 7:04 PM
1 Reply
KEN L
MASTER CERTIFIED MECHANIC
47,536 POSTS
Low coolant can make it have high idle as the coolant sensor reacts to lack of coolant. Here is a guide to help us find the leak and fix it. We can go from there.