2007 Toyota Highlander Q&A
2007 Toyota Highlander Question: Do I need a new battery?
Have your charging system checked. - ProfessorG
most likely its 6 yrs old but have it tested - globalhelper
The "battery" light refers to the charging system which means the alternator and its circuits. A random charging system light suggests that your alternator isn't always able to provide electrical power to the vehicle while your driving. That's needs to be checked before it leads to a no-start, or causes the car to quit while you are driving. - cardocIII
Both the check engine and VSC lights came on,VCS is that traction control? at the time also, my battery failed (it would not even take a charge) I put in a new battery and the two lights did not co...
I was having P0171 & P0174 codes for Air/fuel to lean. Saw where Mass Airflow sensor is normal cause. Changed the Sensor now I am getting P0172 & P0175 codes for air/fuel to rich and car is not idl...