Standard Ignition TX28 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Jeep Applications

Standard Ignition TX28 is an engine coolant temperature sensor built for accurate temperature measurement and reliable engine management feedback. It is a direct-fit style replacement for select Jeep Cherokee, Comanche, Wagoneer, and Wrangler models from 1985-1990.

With a bolt-on attachment, brass construction, and a single oval plug-in connector, this TX28 coolant temperature sensor is made for straightforward service on Jeep cooling system repairs.

Key Features

• Engine coolant temperature sensor for cooling system and engine control input
• Bolt-on attachment method for secure mounting
• Brass sensor body with black and gold finish
• 1 male oval connector with 2 female bullet terminals
• 12-volt electrical design
• Factory-tested for consistent operation
• Broad application coverage for select Jeep models

Detailed Description

Standard Ignition TX28 is engineered with tight thermistor response tolerances to help deliver accurate coolant temperature readings. That matters when the engine computer or gauge circuit depends on a stable signal for fuel delivery, idle quality, and temperature monitoring. This part cross-references Four Seasons 36400 and Gates 12038 for the same application. It is a strong service option for Jeep Cherokee, Jeep Comanche, Jeep Wagoneer, and Jeep Wrangler cooling system repairs where a dependable engine coolant temperature sensor is required.

Compatible With 1985-1990 Jeep Cherokee, 1986-1990 Jeep Comanche, 1986-1990 Jeep Wagoneer, and 1987-1990 Jeep Wrangler.

Common Issues This Sensor May Address

• Incorrect coolant temperature readings
• Hard starting when the engine is cold
• Rough idle related to inaccurate temperature input
• Check engine concerns tied to coolant temperature signal faults
• Gauge or engine management behavior affected by a failing sensor

Installation Notes and Tips

Verify connector style, terminal layout, and mounting style before installation. Inspect the mating connector, wiring, and sealing surfaces for corrosion or damage, and confirm the cooling system is at a safe temperature before removing the old sensor. For best results, compare the replacement part to the original sensor and confirm Jeep Cherokee, Comanche, Wagoneer, or Wrangler application details before service.

Quality Assurance

Standard Ignition states that this sensor is factory tested and built under controlled manufacturing processes to help maintain measurement accuracy and dependable performance. The TX28 is produced to support professional repair standards across its listed Jeep applications.