You should never jump start a vehicle with jump leads connected to the negative terminal of the battery you are jumping as there is a risk of explosion. Perhaps this is why, with the Mk4 Mondeo, Ford motor company have made it impossible to do so. The good news for all concerned: To jump start a car with a discharged battery, in addition to an assisting vehicle with a working battery, only a jump start cable is required. Important: The diameter of the cable should be at least 16 mm. For cars with large engines, a jump start cable with a cross section of 25 mm is recommended. Step 6: Positive to Positive. First, you will connect both positive (often red) cable clamps to the positive battery terminals. Again, these are often marked by a plus (+) sign. Start by connecting the dead battery, then move to the functioning battery. Make sure the clamp firmly attaches to the terminal. The I terminal stands for Ignition. The purpose of it to supply 12 volts to the coil during CRANKING the starter bypassing the ignition switch which has a resistance wire running from the switch to the + terminal of the coil. There should NOT be power at the I terminal when the engine is running. tngw1500se. Jump starting another car always puts both vehicles at some risk. Most of the time things go well but it can cause damage to electronics in modern vehicles. It's best to just charge the battery with the ignition off using a charger and also disconnecting one terminal off the battery. Access to + Battery Terminal on 2019 Honda Pilot. I had a friend who needed a jump start. I pulled my 2019 Honda around to help and found that the Positive Battery terminal was severely blocked. There were things all around it and a red cover. I could lift the cover but there was still not enough room to clip a jumper cable to the terminal. James A. April 10, 2020. If your ford transit connect needs a jumpstart, begin by popping open the hood and determining the position of the battery and its terminals. Next, attach the positive lead of the cable to the positive terminal. Then, repeat for the ground/negative lead and negative terminal. Replace the battery cover before attempting Make sure to tighten the terminals properly. Make sure that the battery cables are not worn out. When disconnecting, always disconnect the negative terminal first. While reconnecting, connect the positive then connect the negative terminal. While working on the battery make sure to turn off the ignition. kaOE06.

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