What will happen if the Haval H6 spark plugs are replaced with ordinary ones?

2 Answers
Tonya
07/24/25 12:17pm
Haval H6 spark plugs replaced with ordinary ones will have the following reactions: 1. The replacement frequency will increase; 2. The frequency of failures will increase. The function of the spark plug is to introduce high voltage electricity into the combustion chamber, causing it to jump the electrode gap and generate sparks to ignite the combustible mixture in the cylinder. The Haval H6 is a compact 5-door, 5-seat SUV with body dimensions of: length 4653mm, width 1886mm, height 1730mm, and a wheelbase of 2738mm. It is equipped with a 2.0T turbocharged engine and a 7-speed dual-clutch transmission, with a maximum power of 155 kW and a maximum torque of 325 Nm.
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Nigel
08/11/25 6:24am
When I was driving my Haval H6, I tried to save money by replacing the spark plugs with ordinary ones. But soon after, I noticed something was wrong. The engine was noticeably shaky at idle, lacked power during acceleration, and sometimes made strange noises. Fuel consumption increased by almost 1 liter per 100 kilometers compared to normal. After taking it to the 4S shop for inspection, the mechanic said the heat rating of the ordinary spark plugs didn't match, and the gap was too large, causing poor ignition and carbon buildup. If I had continued using them long-term, the engine could have been damaged. I immediately switched back to the original spark plugs, and the problem was resolved. Now I understand that you can't just replace car parts randomly, especially critical components, or the money you save will all go into repairs. During maintenance, it's essential to use the original manufacturer's specified parts to protect your beloved car.
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