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Mark MillerSep 8, 2025
What to do if MTU Engine displays 'HI T-Exhaust A5'?
- MMatthew JordanSep 9, 2025
If the MTU Engine displays 'HI T-Exhaust A5', it indicates that the exhaust temperature of cylinder A5 is too high compared to the average. To solve this, check emission values, ignition timing, and valve drive, ensuring exhaust valves close correctly.