10,000-Mile Service Intervals. Using mileage-based Intervals, your Fiat owner’s manual will recommend at 10-, 20-, 30- and 40,000-mile scheduled services, that besides an oil change, your Fiat Step 1: Remove spark plug wires/coil packs. Depending on the type of vehicle you’re working on, the spark plugs could use either plug wires or coil packs. Regardless of which type of spark plug connection your engine has, use extreme caution when removing the wire or coil pack. Pro tip: For vehicles that use plug wires, work on just one However, older engines used a different coil design fitted with coil packs. Instead of one coil for every spark plug, there would be a coil pack for multiple plugs. For example, an eight-cylinder engine may have four coil packs, one for every two spark plugs. Coil packs can be located anywhere on the engine. Every model does it differently. Vay Tiền Online Chuyển Khoản Ngay.

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