Always connect the positive (RED) cable first.
Something is on drawing power from the battery. Always connect the positive cable first and the negative cable last.
red or positive
connect the positive (red) cable first then negative (black)
Always remember this rule. To take off_ Negatice first To put on, Positive first.(Red One)
Connect the positive + red charger cable to the positive + red battery post. Then connect the negative - black charger cable to the engine somewhere. Most engines have something metal sticking up that you can connect to. Do not connect the negative charge cable to the negative battery post, always connect it to the engine.
Connect the positive (+) Red cable from the charger to the positive (+) post of the battery. Now connect the negative (-) Black cable to a metal part of the engine. Do not connect to negative battery post. Plug the charger in. Unplug the charger before removing the cables. Disconnect the negative cable first.
1. connect red booster cable to weak battery POSITIVE post. 2. connect red cable to POSITIVE post on booster battery. 3.connect black cable to booster battery NEGATIVE post. 4.make final connection on engine block of stalled vehicle away from the battery. STAND BACK,start vehicle and remove cables in reverse order of connection by disconnecting engine block connection first.
There are typically two cables, one is usually red and the other black. The black cable attaches to the negative terminal on the battery and the red wire connects to the positive terminal on the battery. When removing the battery from the vehicle always remove the negative cable from the battery first. When installing the new battery always connect the negative cable to the battery last.
Answer Red cable (+) goes to starter solenoid and Positive side of battery Black (-) cable goes to engine ground. When disconnecting a battery always disconnect the ground cable from the battery first. When connecting a battery always connect the ground cable to the battery last.
red to positive, black to negative
Connect the red cable to the dead battery's positive post and then connect the other end of the red cable to the good battery's postive post. Then connect one end of the black cable to the negative post of the good battery and the other end to a piece of unpainted metal in the engine compartment of the dead battery's car. Then wait 2-3 minutes and try to start the car.