Replace Coolant Expansion Tank
BMW technical service bulletin 170113 for 2012-2014 BMW 328I, 2012-2014 BMW 335I and 2014 BMW 328D and others.
- Bulletin number
- 170113
- Component
- Electrical system
- Summary
- Service Action: Replace Coolant Expansion Tank. The low coolant level warning may come on in the information display. CAUSE Insufficient contact at the electrical connector for the coolant level sensor causes an inaccurate reading of the coolant level.
Owners of these vehicles have filed 173 complaints in the electrical category.
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