HomeBelts and Cooling > SwitchesStandard Ignition TS-129 Engine Cooling Fan Switch - Upper
Part #: TS-129

Standard Ignition TS-129 Engine Cooling Fan Switch - Upper

Upper
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: BMW and Nissan, 328is, Stanza, and 200SX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Cooling Fan Switch for BMW and Nissan Vehicles

The Standard Ignition TS-129 Engine Cooling Fan Switch is designed to maintain optimal engine temperature in select BMW and Nissan models. This switch ensures your vehicle's cooling fan operates efficiently, helping prevent overheating during various driving conditions.

Key Features of the Standard Ignition TS-129 Engine Cooling Fan Switch

  • Compatible with BMW 328is and Nissan 200SX models
  • Direct replacement part number TS-129 for easy identification
  • Engineered to regulate cooling fan activation based on engine temperature
  • Durable construction for consistent performance
  • Designed to integrate seamlessly with factory cooling systems

Detailed Description of the TS-129 Engine Cooling Fan Switch

The Standard Ignition TS-129 Engine Cooling Fan Switch is a critical component in the engine cooling system for BMW 328is and Nissan 200SX vehicles. It monitors engine temperature and activates the cooling fan when necessary to maintain proper operating temperatures. This switch helps prevent engine overheating by ensuring the cooling fan runs only when needed, contributing to efficient engine performance and longevity. The TS-129 is manufactured to meet OEM specifications, providing reliable operation and fitment for the specified models.

Common Applications and Issues Addressed

  • Prevents engine overheating by activating the cooling fan at the correct temperature
  • Resolves intermittent cooling fan operation or failure
  • Eliminates engine temperature fluctuations caused by faulty fan switches
  • Helps maintain consistent engine performance under varying load conditions
  • Addresses cooling system warning lights related to fan operation

Installation Notes and Tips for the TS-129 Switch

  • Ensure vehicle compatibility with BMW 328is or Nissan 200SX before installation
  • Disconnect the battery prior to replacement to avoid electrical shorts
  • Locate the existing engine cooling fan switch near the radiator or engine block
  • Use appropriate tools to remove the old switch and install the TS-129 securely
  • Test the cooling fan operation after installation to confirm proper function

Quality Assurance and Warranty Information

Standard Ignition parts, including the TS-129 Engine Cooling Fan Switch, are manufactured to meet or exceed OEM standards. This part undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship to provide confidence in your purchase.

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1997BMW328isN/A
1996BMW328isN/A
1988Nissan200SX3.0LV6N/A
1987Nissan200SX3.0LV6N/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:

15-5111817-1076190210101S4369201-13512159504F043650953-138316-1973789.85/80FS146MT0538RF20SW527TFS532

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