How To Connect Negative Battery Terminal. Heavy-duty bare metal parts of the engine or chassis make good points for a ground connection. The wire connection to the battery terminal significantly influences the performance of your car.
Nov 18 19 at 1917. In a car the negative terminal of the battery is connected to chassis. Clamp the negative cable black to the negative terminal of the good battery.
Took the engine out of the car to install the racing flywheel put the engine back in and now the negative terminal wont connect to the starter anymore even though I loosened the small screw first.
This will let you start your vehicle. Connect the negative - side of the jumper cables to the fully charged battery first. There is no such thing as a single-pole battery. Sharing the negative battery lead to engine bolt with anything else or connecting directly to the battery negative post with anything except the block and chassis grounds is a terrible idea.
