If a DEF sensor fails, validate that the Coolant Control Valve is plumbed so that the coolant flows...
Rosenbauer technical service bulletin TSB25001 for 2017-2024 Rosenbauer Commander, 2017-2021 Rosenbauer Avenger and 2017-2024 Rosenbauer Warrior.
- Bulletin number
- TSB25001
- Component
- Fuel/propulsion system
- Summary
- If a DEF sensor fails, validate that the Coolant Control Valve is plumbed so that the coolant flows towards the DEF Tank. If it is plumbed incorrectly, replace the coolant control valve along with DEF assy. Follow the attached instructions for inspection.
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