Honda CIVIC Sedan 2020 Owner's Manual page 631

1.5 L engine models
2.0 L engine models
4. Connect the other end of the second
jumper cable to the engine mounting bolt
as shown. Do not connect this jumper cable
to any other part.
5. If your vehicle is connected to another
vehicle, start the assisting vehicle's engine
and increase its rpm slightly.
6. Attempt to start your vehicle's engine. If it
turns over slowly, check that the jumper
cables have good metal-to-metal contact.
uuJump StartinguJump Starting Procedure
1Jump Starting
Battery performance degrades in cold conditions and
may prevent the engine from starting.
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