How to fix HI T-Exhaust Mean on MTU 20V4000L63 Engine?
- AallenamyAug 14, 2025
If the average exhaust temperature of all cylinders is too high on your MTU Engine, it's advisable to first check the emission values. Then, inspect the ignition timing and ensure the exhaust valves are closing correctly by checking the valve drive. These steps can help resolve the issue.