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2026-09-30 · 4 min read

Proton X50 Service Guide (1.5T TGDi) — Complete Maintenance for Malaysia's Popular Compact SUV

Proton X50's 1.5T 3-cylinder turbo engine and 7DCT gearbox demand more attention than a regular naturally-aspirated national car. Here's what to do, and how often.

Proton X50 Service Guide (1.5T TGDi) — Complete Maintenance for Malaysia's Popular Compact SUV

Proton X50(2020+)搭载 1.5L 3-缸 TGDi 涡轮直喷引擎(150 hp / 226 Nm),配 7 速 DCT 双离合变速箱。X50 比 X70 更轻便,适合城市通勤,但涡轮 + DCT 的组合保养要求同样需要重视。

机油规格与换油周期

**推荐规格**:**0W-20 全合成机油**(API SP 或 SN Plus)。

**换油周期**:**5,000–7,000 KM** 或 6 个月。X50 的 1.5T 三缸涡轮引擎转速高,热效率高,机油工作温度高,城市堵车建议 **5,000 KM** 换油。

三缸引擎本身振动频率比四缸高,机油品质对引擎平顺度影响更直接,不要用半合成或矿物油。

7DCT 保养

与 X70 相同的 Getrag 7DCT,使用 **DCT 专用油**,建议每 **40,000 KM** 主动更换。

X50 DCT 同样有 TCU 软件更新,若未更新建议到 Proton SC 或有能力刷写 TCU 的独立工场处理。

X50 低速停车蠕行顿挫是最常见用户投诉,换 DCT 油是第一步,换油后若仍有问题再评估软件或硬件。

其他保养项目

**刹车片**:前碟后碟,每 **40,000–50,000 KM** 检查,X50 车重约 1,160–1,200 kg,刹车负荷适中。

**刹车油**:DOT 4,每 **2 年**更换。

**空气滤芯**:每 **15,000–20,000 KM**,涡轮进气量大。

**三缸抖动**:X50 三缸引擎机脚老化后怠速抖动加重(通常 80,000 KM 以上),更换引擎脚改善明显。

4M Car Care 提供 X50 全套保养,欢迎 WhatsApp 预约。

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