Why is my battery light on in my Toyota Highlander?
If your Toyota Highlander battery warning light comes on while driving, be sure to turn off your accessories, so the battery doesn’t drain added. The warning light usually means that the alternator isn’t functioning accordingly meaning you are operating solely on battery power.
What could be drawing power from my car battery?
A short circuit may cause excessive current draw and drain your battery. Check the charging system for a loose or worn-out alternator belt, problems in the circuit (loose, disconnected or broken wires), or a failing alternator. Engine operation problems can also cause excessive battery drain during cranking.
Why does the battery light come on on a 2005 Toyota Highlander?
When the voltage falls below 12.5 down to 11.5 volts the battery light illuminates to alert the owner to a low charge condition…or so the vehicle thinks. There are two reasons the light can come on – low voltage in the system OR the circuit that checks the charging voltage has failed. This 2005 Toyota Highlander had the latter.
How long can battery drain on Toyota Highlander?
Your battery CAN die in just 11 days. When I worked at the dealer we jumped started cars left and right. We had 4 rolling jumpers in the sales department alone to jump cars the sat on the lot for a few weeks. We would even have to replace some batteries on unsold cars under warranty. Here is a question for you traildust.
How do you charge a Toyota Highlander battery?
Connect the red VOLT/OHM lead to the positive post/cable of the battery. Read your voltage. Your voltage should be greater than 12.0V. 2 – Remove surface charge on battery by turning on the headlights for approximately 60 seconds.
How much current does a Toyota Highlander have?
If so you may have increased the parasitic current drain. All vehicles have a small amount of current drain which is typically less than .050 amps. I have found that most vehicles are less than .010 amps at rest.