OE Quality
60-Day Returns

Standard Ignition TS-148 Engine Cooling Fan Switch
Reliable Engine Cooling Fan Switch for Nissan Vehicles
The Standard Ignition TS-148 Engine Cooling Fan Switch is designed to maintain optimal engine temperature by controlling the cooling fan operation. Compatible with Nissan Maxima, Pulsar NX, and Sentra models, this switch ensures efficient cooling system performance.
- Plug-in attachment method for straightforward installation
- Durable black and gold dichromate finish for corrosion resistance
- Rectangular female connector with one blade terminal
- Includes a 4-inch (101.6 mm) wiring harness for easy connection
- Plastic and metal housing for reliable durability
- Toggle switch actuation style with open-at-idle functionality
- Thread size of 16mm x 1.50 compatible with specified Nissan models
- Operates on 12-volt electrical systems
Product Details and Specifications
The Standard Ignition TS-148 Engine Cooling Fan Switch features a plug-in attachment method that simplifies replacement in Nissan Maxima, Pulsar NX, and Sentra vehicles. Its rectangular shape and female connector with a single blade terminal provide secure electrical connections. The switch housing combines plastic and metal materials, enhancing durability under engine bay conditions. Finished in black and gold dichromate, the switch resists corrosion and wear. The included 4-inch wiring harness facilitates installation without additional parts. Designed to toggle open at idle, this switch helps regulate the cooling fan based on engine temperature, supporting efficient engine operation.
Common Applications and Problem Resolution
- Prevents engine overheating by activating the cooling fan
- Replaces faulty or worn engine cooling fan switches in Nissan Maxima, Pulsar NX, and Sentra
- Resolves intermittent cooling fan operation issues
- Addresses electrical connection failures due to damaged terminals or connectors
- Improves engine temperature regulation for consistent performance
Installation Notes and Tips
Installation of the Standard Ignition TS-148 switch requires unplugging the old switch and plugging in the new unit using the included wiring harness. Ensure the 16mm x 1.50 threaded switch is properly seated and tightened to avoid leaks or loose connections. Verify the toggle switch opens at idle to confirm correct operation. No additional hardware or mounting brackets are necessary. Always disconnect the vehicle battery before installation to prevent electrical shorts.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and fitment. The TS-148 Engine Cooling Fan Switch undergoes rigorous quality control to maintain durability and functionality. While specific warranty details are not provided here, Standard Ignition typically offers limited warranties covering defects in materials and workmanship.
| Brand | Standard Ignition |
| Part Number | TS-148 |
| Color | Black, Gold |
| Connector Gender | Female |
| Finish | Dichromate |
| Terminal Type | Blade |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1989 | Nissan | Pulsar NX | N/A | ||||
| 1988 | Nissan | Pulsar NX | 1.6L | L4 | N/A | ||
| 1988 | Nissan | Sentra | N/A | Compatible with vehicles equipped with Federal Emissions. | |||
| 1987 | Nissan | Pulsar NX | 1.6L | L4 | N/A | ||
| 1987 | Nissan | Sentra | 1.6L | L4 | N/A | w/ Federal Emissions; On Radiator | |
| 1986 | Nissan | Maxima | Automatic | N/A | On Upper Radiator | ||
| 1986 | Nissan | Sentra | 1.6L | L4 | N/A | w/ Federal Emissions; On Radiator | |
| 1985 | Nissan | Maxima | Automatic | N/A | On Upper Radiator |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.