HomeBelts and Cooling > SwitchesStandard Ignition TS-177 Engine Cooling Fan Switch
Part #: TS-177

Standard Ignition TS-177 Engine Cooling Fan Switch

⚙️ 11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Prelude and Accord
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Reliable Engine Cooling Fan Switch for Honda Accord and Prelude

The Standard Ignition TS-177 Engine Cooling Fan Switch is designed to maintain optimal engine temperature by controlling the cooling fan operation in select Honda vehicles. Engineered for precise fitment, this switch is compatible with Honda Accord and Prelude models, ensuring dependable performance and proper engine cooling.

  • Direct plug-in attachment method for easy installation
  • Durable metal housing with a gold finish for corrosion resistance
  • Toggle switch actuation with a round shape and 16mmx1.50 thread size
  • Single female round connector with two male blade terminals
  • Operates at 12 volts and opens at idle to regulate fan engagement

Technical Details and Features

The TS-177 Engine Cooling Fan Switch features a robust metal housing finished in gold to resist wear and environmental factors. It uses a plug-in attachment method with a single female round connector, designed to mate with two male blade terminals. The switch operates on a 12-volt system and is engineered to open at idle, allowing the cooling fan to engage only when necessary. Its toggle actuation style and compact dimensions (0.6 inches width) make it suitable for precise engine temperature control. The 16mmx1.50 thread size ensures secure mounting without additional brackets or hardware, which are not included.

Compatible Vehicles and Applications

This engine cooling fan switch is specifically compatible with Honda Accord and Honda Prelude models. It is ideal for replacing faulty or worn switches that control the engine cooling fan, helping to maintain proper engine temperature and prevent overheating.

  • Prevents engine overheating by activating the cooling fan at the correct temperature
  • Resolves issues with cooling fan not turning on or off properly
  • Eliminates erratic fan operation caused by a malfunctioning switch
  • Helps maintain efficient engine performance and fuel economy

Installation Notes and Tips

Installation of the Standard Ignition TS-177 switch is straightforward due to its plug-in design and standard thread size. Ensure the engine is cool before removal to avoid injury. No additional hardware or mounting brackets are required. Verify connector compatibility with the vehicle’s wiring harness and confirm the switch opens at idle for proper operation. Professional installation is recommended if unfamiliar with engine cooling system components.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details for the TS-177 are not provided here, Standard Ignition typically offers limited warranties on their components. Refer to the product packaging or manufacturer’s website for exact warranty terms.

BrandStandard Ignition
Part NumberTS-177
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991HondaPreludeN/ANippondenso; On Radiator
1990HondaPreludeN/ANippondenso; On Radiator
1989HondaAccordN/ANippondenso; On Radiator
1989HondaPreludeN/ANippondenso; On Radiator
1988HondaAccordN/ANippondenso; On Radiator
1988HondaPreludeN/ANippondenso; On Radiator
1987HondaAccordN/AFits on radiator for engine cooling fan switch.
1987HondaPreludeN/AFits on radiator for engine cooling fan switch.
1986HondaAccordN/AFits on radiator for engine cooling fan switch.
1986HondaPreludeN/AFits on radiator for engine cooling fan switch.
1985HondaPrelude2.0LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

15-5036417-10883653137773PH1621517746-19758431FS133MT0545RF40TFS547

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.