Skip the auto shop - Our mechanics make house calls

Q: Jumpstart won't start car

asked by on

My car won't start, even after a jumpstart.

A: Hello. Your vehicle may have a failing star...

Hello. Your vehicle may have a failing starter. The power to the starter needs to be checked; there should be 12v at all times on the big wire, and 12v on the little wire only in the Start position. If there is no power present, the circuit between the ignition switch and the starter needs to checked. You may need the aid of mechanic to perform electrical testing in order to properly diagnose your non-starting issue.

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・Fair and transparent pricing

Get a quote

What others are asking

Q: I just had engine replaced. at cost of 5300 dollars

Hi there. It depends on exactly what was done for the engine replacement. Was it a used engine? A short block? A long block? An engine rebuild? Either way the switch is generally not included with the repair unless quoted....

Q: Luke warm heat from heater

This may be a thermostat issue where the thermostat is not closing at the right temperatures resulting in the coolant running continuously throughout the motor which does not allow the engine to reach normal operating temperature. As you may know,...

Q: Reversed jumper cables and now car won't start even with a new battery.

A number of things may have occurred when the jumper cables were reversed. The battery cables themselves may be fried and require replacement in order to start the vehicle. The PCM or the main computer in your vehicle may also...

Related articles

How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
P0052 OBD-II Trouble Code: HO2S Heater Control Circuit High (Bank 2 Sensor 1)
P0052 code definition HO2S Heater Control Circuit High (Bank 2 Sensor 1) What the P0052 code means This code is seen when the Engine Control Module (ECM) tries to control the...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...