In extreme cold ambient conditions, the Diesel Exhaust Fluid (DEF) tank may become frozen and result in...
International technical service bulletin 22517 for 2021-2022 International CV.
- Bulletin number
- 22517
- Component
- Engine and engine cooling
- Summary
- In extreme cold ambient conditions, the Diesel Exhaust Fluid (DEF) tank may become frozen and result in engine derate until the DEF tank is thawed. Emissions may increase when dosing is suspended while the DEF is frozen.
Vehicles covered
- International CV 2021-2022 20212022
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