Jump-Start Vehicle to Vehicle
Subzero temperatures in Chicago will cause big problems for weak or older car batteries. If you absolutely have to attempt to a jump-start, and the only source available vehicle to vehicle, use these suggestion, and safety tips:
- If your manual is available check for location of battery
- Use heavy gauge jumping cables make sure the copper connectors are clean
- Have a good flashlight to insure you are connecting the right cable and posts
- Both vehicles are off until connections are made
- Turn off everything in including ignition, until it's time to attempt the start
- If you are trying to do this solo, connect the red and black cable to a piece of clean cardboard to avoid sparking while connecting to the vehicle that is go
- (1) Connect Red cable to positive post on weak vehicle
- (2) Connect Rod cable to vehicle providing power
- (3) Connect Black cable to vehicle providing power
- (4) Connect Black cable to bare metal if available or negative post
- Start power source vehicle vehicle
- Keep connected for at least 3 minutes to add charge to weak battery
- With all power off attempt to start weak vehicle
- If you are not successful at the first attempt let the cars stay connected for a full 5 minutes
- If you are not successful after 3 attempts discontinue jump-starting attempts
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