HomeBelts and Cooling > Sending UnitsStandard Ignition TS-559 Engine Coolant Temperature Sender
Part #: TS-559

Standard Ignition TS-559 Engine Coolant Temperature Sender

⚙️ 18 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: Land Rover, Range Rover, Discovery, Defender 90, and Defender 110
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Temperature Sender for Land Rover Vehicles

The Standard Ignition TS-559 Engine Coolant Temperature Sender is designed to provide accurate temperature readings for your Land Rover Defender 90, Defender 110, Discovery, and Range Rover models. This bolt-on sensor features a durable male connector and terminal, ensuring a secure and reliable fit for your vehicle's cooling system.

  • Bolt-on attachment method for straightforward installation
  • Single male connector with a round shape for precise connection
  • One male bullet terminal for consistent electrical contact
  • Compatible with Land Rover Defender 90, Defender 110, Discovery, and Range Rover
  • Standard Ignition quality and fitment assurance

Product Details and Specifications

The TS-559 Engine Coolant Temperature Sender from Standard Ignition is engineered to meet OEM specifications for Land Rover vehicles. It features a bolt-on attachment method that simplifies installation and replacement. The sensor includes one male connector with a round shape, designed to fit securely and maintain reliable communication with the vehicle’s engine control unit. The single male bullet terminal ensures stable electrical connectivity, reducing the risk of signal loss or inaccurate temperature readings. This part is specifically made for Land Rover Defender 90, Defender 110, Discovery, and Range Rover models, providing a precise fit and dependable performance.

Common Applications and Problem Resolution

  • Helps prevent engine overheating by providing accurate coolant temperature data
  • Resolves erratic temperature gauge readings in Land Rover Defender and Range Rover models
  • Replaces faulty or damaged temperature senders causing engine warning lights
  • Improves engine performance by ensuring proper temperature monitoring
  • Addresses cooling system malfunctions related to sensor failure

Installation Notes and Tips

Installation of the Standard Ignition TS-559 Engine Coolant Temperature Sender requires basic mechanical skills. Ensure the engine is cool before beginning the replacement to avoid burns. The bolt-on attachment method allows for a secure fit; use appropriate tools to remove the old sensor and install the new one. Verify the connector’s male round shape aligns correctly with the vehicle’s wiring harness. After installation, check for leaks and confirm the temperature gauge operates correctly during engine startup.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The TS-559 Engine Coolant Temperature Sender undergoes rigorous quality control to maintain consistent fit and function for Land Rover Defender 90, Defender 110, Discovery, and Range Rover vehicles. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use.

BrandStandard Ignition
Part NumberTS-559
Attachment MethodBolt On
Connector GenderMale
Connector ShapeRound
Connector TypeBolt On
Terminal GenderMale
Terminal TypeBullet

This part fits 18 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1999Land RoverRange RoverN/AFits engines with gauges.
1998Land RoverDiscoveryN/AFits engines with gauges.
1998Land RoverRange RoverN/AFits engines with gauges.
1997Land RoverDefender 904.0LV8N/AFits engines with gauges.
1997Land RoverDiscoveryN/AFits engines with gauges.
1997Land RoverRange RoverN/AFits engines with gauges.
1996Land RoverDiscoveryN/AFits engines with gauges.
1996Land RoverRange RoverN/AFits engines with gauges.
1995Land RoverDiscoveryN/AFits engines with gauges.
1995Land RoverRange RoverN/AFits engines with gauges.
1994Land RoverDiscoveryN/AFits engines with gauges.
1994Land RoverRange RoverN/AFits engines with gauges.
1993Land RoverDefender 1103.9LV8N/AFits engines with gauges.
1993Land RoverRange RoverN/AFits engines with gauges.
1992Land RoverRange Rover3.9LV8N/AFits engines with gauges.
1991Land RoverRange Rover3.9LV8N/AFits engines with gauges.
1990Land RoverRange Rover3.9LV8N/AFits engines with gauges.
1989Land RoverRange Rover3.9LV8N/AFits engines with gauges.

* 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:

17-1471191907181T1198201-174653-765870026AMR1425TS6147TU332TW279V48-72-0002WT748WTA1329

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