DENSO Thermostat for Coolant

Compatible with SMART CITY-COUPE (450) , SMART CABRIO (450) , SMART CROSSBLADE (450) Show more info
Ensures optimal engine temperature by regulating coolant flow. A vital component for efficient engine performance and longevity.
26.34 EUR
inc. VAT 21%
In stock 5
Delivery 1 day (03.04.2026)
PN DTM91679
Make DENSO
EAN 8717613496084

This DENSO thermostat (part code DTM91679) is engineered to maintain your engine's ideal operating temperature. By precisely controlling the flow of coolant, it prevents overheating and ensures efficient performance. A properly functioning thermostat is crucial for fuel economy and reducing emissions. It allows the engine to reach its optimal operating temperature quickly and then maintains it, even under varying load conditions. DENSO is a trusted name in automotive components, known for quality and reliability. This thermostat is designed to meet or exceed original equipment specifications, providing a dependable solution for your cooling system needs.

  • Maintains optimal engine operating temperature
  • Regulates coolant flow to prevent overheating
  • Contributes to fuel efficiency
  • Helps reduce emissions
  • Designed for reliable performance
  • Direct fit for easy installation
  • High-quality DENSO manufacturing
Additional article/Additional information
with gaskets
OE-number
1602000315
Opening temperature
91
Mass [g]
169
Gross weight [g]
207
  • SMART
    • CITY-COUPE (450)
      • 0.6 (S1CLB1, 450.331, 450.336) (33kW/45PS)
      • 0.6 (S1CLA1, 450.341) (40kW/55PS)
      • 0.6 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.330) (37kW/50PS)
      • 0.7 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.333) (55kW/75PS)
      • 0.6 (450.330, 450.332) (52kW/71PS)
    • CABRIO (450)
      • 0.6 (S1OLA1, 450.441, 450.442, 450.443) (40kW/55PS)
      • 0.6 (S1OLD2, 450.452) (45kW/61PS)
      • 0.7 (450.452, 450.432) (45kW/61PS)
      • 0.7 (450.433) (55kW/75PS)
      • 0.6 (450.432) (52kW/71PS)
    • CROSSBLADE (450)
      • 0.6 (450.418) (52kW/71PS)
    • ROADSTER (452)
      • 0.7 (452.434) (60kW/82PS)
      • 0.7 (452.432) (45kW/61PS)
      • 0.7 Brabus (452.437) (74kW/101PS)
    • ROADSTER Coupe (452)
      • 0.7 (452.334) (60kW/82PS)
      • 0.7 Brabus (452.337) (74kW/101PS)
      • 0.7 (452.332) (45kW/61PS)
    • FORTWO Coupe (450)
      • 0.7 (450.330) (37kW/50PS)
      • 0.7 (450.352, 450.332) (45kW/61PS)
      • 0.7 (450.333) (55kW/75PS)
    • FORTWO Cabrio (450)
      • 0.7 (450.452) (45kW/61PS)
      • 0.7 (450.433) (55kW/75PS)
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