Skip the auto shop - Our mechanics make house calls

Q: Car won't turn over

asked by on

Wrench was touching positive and negative on battery, while drive, car died, won't turn over
My car has an automatic transmission.

A: Your vehicle electronics are very sensitive...

Your vehicle electronics are very sensitive to voltage. Engine, transmission, and powertrain control modules generally control functions by completing the electrical ground. Positive and negative terminals being connected by that wrench may have damaged any or all of them. First thing is to check for a fuseable link in the starter cable. Also, using the fuse box(es) diagrams in the owner's manual, check all fuses and circuit breakers. If all the fuses, circuit breakers and fuseable link are good, you should have a certified technician, such as one from, inspect the vehicle's electrical issues.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: 2004 Ford Sport Trac where I have antifreeze leaking from back of upper area intake manifold I assume. I see that the intake manif

Hi there, thanks for writing in. You will need to have the cooling system pressure tested to see what is leaking. I know of coolant leak issues in the front area of the intake at the thermostat area, but not...

Q: Car shaking and misfiring

Hi. The first thing to do is check the codes stored in the engine computer. If the engine is indeed misfiring, codes will be stored. The source of the misfire will need to be identified, possible faults include a failing...

Q: Whining noise coming from car

Hi, Nissan has released a TSB (Technical Service Bulletin) regarding the issue, NTB09-128. You can search it if you would like detailed information on what the repair is. The sound is coming from the timing chain rubbing against the guides...

Related articles

What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
How Long Does a Distributor O Ring Last?
The distributor is part of the ignition system in your vehicle and its purpose is to route high voltage from the ignition coil to the spark plug. The spark plug then...
How to Renew Your Car Registration in Oklahoma(DELETED)
Having your car registered with the Oklahoma Tax Commission is an important part of driving legally in this state. You will need to do this within 30 days of moving to Oklahoma...