TOPRAN 400 870 Coolant Temperature Sensor

Compatible with MERCEDES-BENZ 190 (W201) , MERCEDES-BENZ 124 Sedans (W124) , MERCEDES-BENZ E-CLASS (W124) Show more info
Ensures accurate engine coolant temperature readings for optimal performance and engine protection.
5.61 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (15.05.2026)
PN 400 870
Make TOPRAN

This TOPRAN coolant temperature sensor, part number 400 870, is designed to provide precise measurements of your engine's coolant temperature. Accurate temperature readings are crucial for the proper functioning of your vehicle's cooling system, allowing the engine control unit (ECU) to manage fuel injection and ignition timing effectively. By monitoring the coolant temperature, this sensor helps prevent engine overheating and ensures efficient operation under various driving conditions. A faulty temperature sensor can lead to incorrect fuel mixture, poor fuel economy, and potential engine damage. Replacing a worn or malfunctioning sensor with this reliable TOPRAN part can restore optimal engine performance and protect your investment. This sensor is manufactured to meet or exceed original equipment specifications, ensuring a direct fit and dependable performance. Trust TOPRAN for quality components that keep your vehicle running smoothly and efficiently.

  • Direct fit for easy installation
  • Provides accurate coolant temperature readings
  • Essential for engine management and fuel efficiency
  • Helps prevent engine overheating
  • Durable construction for long-lasting performance
  • Meets or exceeds OE specifications
  • Part number: 400 870
  • Brand: TOPRAN
Plug connector housing shape
round
Color marking
black
Number of pin contacts
4
Thread size
M 14
Thread pitch [mm]
+15
  • MERCEDES-BENZ
    • 190 (W201)
      • E 1.8 (201.018) (80kW/109PS)
      • E 2.0 (201.024) (85kW/116PS)
      • 2.0 (201.023) (77kW/105PS)
      • E 2.3 (201.028) (100kW/136PS)
      • E 2.5-16 (201.035) (150kW/204PS)
      • E 2.6 (122kW/166PS)
      • E 2.6 (201.029) (118kW/160PS)
    • 124 Sedans (W124)
      • 200 (124.020) (80kW/109PS)
      • 200 E (124.021) (90kW/122PS)
      • 230 E (124.023) (100kW/136PS)
      • 260 E 4-matic (124.226) (118kW/160PS)
      • 260 E (124.026) (118kW/160PS)
      • 300 E (124.030) (132kW/180PS)
      • 300 E 4-matic (124.230) (132kW/180PS)
      • 400 E 4.2 (124.034) (205kW/279PS)
    • E-CLASS (W124)
      • E 300 D (124.131) (100kW/136PS)
      • E 420 (124.034) (205kW/279PS)
      • E 300 4-matic (124.230) (132kW/180PS)
    • 124 T-Model (S124)
      • 200 T (124.080) (80kW/109PS)
      • 200 TE (124.081) (87kW/118PS)
      • 230 TE (124.083) (100kW/136PS)
      • 300 TE 4-matic (124.290) (132kW/180PS)
      • 300 TE (124.090) (132kW/180PS)
    • E-CLASS T-Model (S124)
      • E 300 TD (124.191) (100kW/136PS)
      • E 300 T 4-matic (124.290) (132kW/180PS)
    • S-CLASS (W126)
      • 260 SE (126.020) (118kW/160PS)
      • 300 SE, SEL (126.024, 126.025) (132kW/180PS)
      • 420 SE, SEL (126.034) (160kW/218PS)
      • 500 SE, SEL (126.036) (180kW/245PS)
      • 560 SE, SEL (220kW/300PS)
    • 124 Coupe (C124)
      • 230 CE (124.043) (100kW/136PS)
      • 300 CE (124.050) (132kW/180PS)
    • 124 Kabriolets (A124)
      • 300 CE-24 (124.061) (162kW/220PS)
    • S-CLASS Coupe (C126)
      • 420 SEC (126.046) (165kW/224PS)
      • 560 SEC (126.045) (220kW/300PS)
      • 500 SEC (126.044) (195kW/265PS)
    • SL (R129)
      • 300 SL (129.060) (140kW/190PS)
      • 300 SL-24 (129.061) (170kW/231PS)
      • 600 (129.076) (290kW/394PS)
    • S-CLASS (W140)
      • 300 SE, SEL/S320 (140.032, 140.033) (170kW/231PS)
      • S 420 (140.042, 140.043) (205kW/279PS)
      • 400 SE, SEL/S420 (140.042, 140.043) (210kW/286PS)
      • 500 SE, SEL (140.050, 140.051) (240kW/326PS)
    • S-CLASS Coupe (C140)
      • 500 SEC / CL 500 (140.070) (235kW/320PS)
      • SEC/CL 420 (140.063) (205kW/279PS)
    • C-CLASS (W202)
      • C 200 D (202.120) (55kW/75PS)
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