What is the normal temperature range for the transmission oil in a Haval H6?

1 Answers
McKingston
07/29/25 9:46pm
Haval H6 transmission oil temperature generally should not exceed 120°C, with 80°C or 90°C being the optimal range. Prolonged exposure to temperatures above this range will accelerate the degradation of transmission oil components and reduce its usability. At the normal operating temperature of 80°C, every 10°C increase in temperature will halve the service life of the automatic transmission oil. The hazards of excessively high transmission oil temperature are as follows: 1. High temperatures can degrade the quality and frictional characteristics of automatic transmission oil, increasing friction and wear, leading to transmission noise. Additionally, sludge (impurities or contaminants) may form inside the transmission (e.g., in the valve body), causing jerking or impact during gear shifts. 2. If the temperature exceeds 120°C, rubber sealing materials will begin to harden and age, leading to leaks due to poor sealing and ultimately resulting in reduced hydraulic pressure. If the temperature rises even higher, the transmission may start to slip, and this slippage can, in turn, cause the temperature to rise further.
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