What is the model code of the Blue Whale engine?

2 Answers
AdrianAnn
07/29/25 10:28pm
Blue Whale 1.4T engine model is JL473ZQ3. Currently, the Blue Whale engine is only available in a 2.0L displacement, applied in Changan's premium SUV-CS95, so the Blue Whale engine technology has not yet been popularized in 1.0T or 1.5T engines. The following is an introduction to the engine model content: 1. Front part: Includes product series code, generation symbol, and local or enterprise code, with manufacturers selecting corresponding letters as needed, but must be approved and filed by the industry standard standardization unit. 2. Middle part: Consists of cylinder number symbol, cylinder arrangement symbol, stroke symbol, and cylinder diameter symbol. 3. Rear part: Composed of structural feature symbol and usage feature symbol. 4. Tail part: Distinguishing symbol. When differentiation is needed for the same series due to improvements, manufacturers choose appropriate symbols, and the rear and tail parts can be separated by "-".
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AnnaRose
08/15/25 11:16pm
The Blue Whale engine model codes are quite interesting. Common Changan models like the CS75 Plus use the JL476ZQCF, while the UNI-T is equipped with JL478ZQAE. The 'JL' prefix likely represents the series name, '476' indicates approximately 1.5L displacement, and 'ZQ' denotes turbocharging technology with specific performance characteristics. There's significant variation across different vehicle models, with the JL486Q2E also appearing in the new UNI-K. These codes not only identify engine types but are also crucial for maintenance – ensuring correct part matching to avoid wasting money. In daily driving, the model affects fuel consumption and power output. Blue Whale engines are renowned for their 40% thermal efficiency, delivering smooth and economical operation. To find your engine model, simply check the metal label under the hood or refer to the manual's first page. Remembering your engine code helps avoid repair scams and extends your vehicle's lifespan.
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