Free repair checklist
Is Your CR-V 1.5T Mixing Gas with Oil? Here's How to Check and Fix It
The 2018 Honda CR-V 1.5T has a documented oil dilution issue where gasoline contaminates the engine oil in cold climates. This free guide explains the TSB, walks you through the correct oil-level check, and tells you exactly when to take action.
This checklist is a practical starting point. The DIY Mechanic System gives you a clearer path to diagnose the problem, plan the job, and complete the repair.
What this checklist covers
- The 1.5T oil dilution TSB explained clearly — what causes it and which CR-V years are affected
- Correct oil-level check procedure to accurately detect fuel contamination in your oil
- Know exactly when to take action — and what Honda's official fix involves
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