What makes a car not start with a jumper cable?
What makes a car not start with a jumper cable?
ANSWER from photo above: A 10 gauge, 12-ft jumper cable set connected to a starter that draws 150-amps will drop voltage to 8.30 volts or a 30.81% drop in power = NO START. A 2 gauge, 20 feet jumper cable set connected to a starter that’s drawing 350-amps will drop voltage to 9.751 volts or an 18.74% drop =GOOD LUCK!
What makes a Ford no crank no start?
You’ll see that the system consists of a fuse, ignition switch, starter relay, transmission range selector (neutral safety switch on for an automatic transmission) or a start inhibit switch for a manual transmission, and a ground control circuit provided by the PCM. The PCM gets involved here because of the ford passive anti-theft system (PATS).
Why does the keyswitch not turn the starter?
They keyswitch may not be sending the signal to tell the battery to send juice to the starter, the battery may not be able to send enough power to the solenoid to turn the starter, the solenoid may not be ramping up the power given to it, or the starter may not be functioning and able to turn.
Is it possible to have a bad starter?
It is possible to have a new starter bad right out of the box. The issue of starter engaging when connecting the positive cable goes back to ignition switch or misplaced or wiring problem. 55 people found this helpful. Do you have an alarm or a remote starter???
What happens when no crank / no start / no blower?
When it no crank/no starts there is no sound except relays in the under the hood fuse box. Nothing at all from the starter. Battery putting out 12.5V and tests good.
Why does my GM car say no start no crank?
How to diagnose a no start no click on GM vehicle. If you have a late model GM vehicle and turn the key only to hear nothing, you’ll most likely think you have a dead battery—and you may. But a no start, no crank, no click condition can be far more involved than that.
Why is my Chevy Silverado 1500 not starting?
However, today, when the truck will crank and start, the antitheft icon goes off after a few seconds with the key on and stays off while the truck is running. It never flashed either today or yesterday though. And I don’t know if the antitheft system disables cranking or starting or both.
How can I start my Silverado with no crank?
However, if I jump Pins A and C to B I can start it by also jumping pin D to B (the top three pins on the harness and the crank pin on the ignition switch harness). This also results in Pin B bumping up to 14v and current on crank fuse and starter relay 30.
