The hybrid models have a coolant pump that cools control electronics. The pump can fail or spin slowly, which causes a Check Engine Light to illuminate and complete engine shut down.
Resources for the Repair and Maintenance of your 2007 Mercury Mariner Hybrid
2007 Mercury Mariner Hybrid
2007 Mercury Mariner Hybrid Problems
Hard driving conditions, including quick starts from a stop and hard acceleration up hills, can cause the rear motor mount to crack. The broken motor mount needs to be replaced, otherwise damage to the hybrid drive system may result.
2007 Mercury Mariner Hybrid Questions and Answers
fwd has always worked normally. suddenly fwd when there was about an inch of snow signaled that it was deactivating. Car is almost useless without fwd. Replaced all tires at suggestion of dealer...
The graphic has never shown that my car is in 4wd, it only shows the front tires illuminated. I have gotten stuck a couple of times, in my own drive when I was trying to make it go into 4wd. (it ...
Vehicle totally losses power and I can get over to the side and sit for a minute and it will crank easily and go again, but the problem continues.Can You help me?
2007 Mercury Mariner Hybrid Reviews
27 MPG on highway average. 30 plus MPG mixed drving, 50/50 highway backroad. Superb for AWD SUV!! Road noise drives me nuts. Yea that is only complaint. Road noise entering cabin is horrible. Purchased new, currently at 50K.