ACEA 2021: Understanding the tests - CEC L-117 Piston Cleanliness Test

Jun 18, 2021
Posted by Michael Reinehr, OEM Account Manager, Craig Jones, Technology Manager, Consumer Engine Lubricants, Chris Saxton, Test Development Engineer, Mechanical Testing
The CEC L-117-20 piston cleanliness test is a key diesel lubricant performance test within the latest ACEA Light-Duty Engine Oil Sequences upgrade. Applicable across all A/B “High SAPS” and C “Lower SAPS” categories, it is commonly referred to as the “TDI3” test.

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