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What is the tire pressure for BMW X3 xDrive28i Sport?

1 Answers

VonLucille

07/25/25 8:35am

The normal tire pressure range for BMW X3 xDrive28i Sport is 2.4-2.5bar. Due to seasonal factors, winter tire pressure can be appropriately increased by 0.2bar, while summer pressure can be reduced by 0.1bar. This data complies with the international GBT2978-2008 standard. The BMW X3 features active tire pressure monitoring, which displays the tire pressure information for all four wheels on the dashboard, allowing precise identification of any tire malfunction. Generally, tire pressure exceeding 2.8bar is considered too high, while pressure below 2.0bar is too low. Hazards of overinflation: Reduced tire friction and adhesion, affecting braking performance; causes steering wheel vibration and deviation, lowering driving comfort; accelerates wear on the central tread pattern, shortening tire lifespan; increases vehicle vibration, indirectly affecting other components' longevity; overstretches tire cords, reducing elasticity and increasing driving load. Hazards of underinflation: Increased friction coefficient with road surface, raising fuel consumption; makes steering heavy and prone to deviation, compromising safety; excessive movement of tire parts causes abnormal heat generation; weakens cord and rubber function, leading to delamination or cord breakage, excessive friction with rim damaging bead area, causing abnormal wear; multiplies ground friction, sharply raising tire temperature, softening tires and drastically reducing strength. High-speed driving may result in blowouts. If the tire pressure monitoring indicator lights up (a yellow symbol with an irregular circle, no seal above, four small spikes below, and an exclamation mark inside), there are generally three causes: Abnormal tire pressure: Typically alerts when below 1.8bar or above 3.0bar. Requires immediate tire inspection and pressure adjustment. Unreset tire pressure monitoring: After inflating tires, failure to reset the system retains old data, triggering the warning light. Simply perform a tire pressure reset. Damaged tire pressure sensor: The sensor, installed inside the tire and connected to the inflation valve, monitors pressure. Impact damage during driving can trigger the warning light. Sensor damage necessitates replacement with new parts.

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