HomeBelts and Cooling > SensorsHolstein 2CTS0245 Engine Coolant Temperature Sensor
Part #: 2CTS0245

Holstein 2CTS0245 Engine Coolant Temperature Sensor

Holstein Parts
2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$52.60Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Holstein Parts
Fitment: Dodge, Ram 2500 and Ram 3500
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Engine Coolant Temperature Sensor for Dodge Ram

Holstein Parts 2CTS0245 is an engine coolant temperature sensor for specific 2003 Dodge Ram heavy-duty applications. It is listed for the 2003 Dodge Ram 2500 and 2003 Dodge Ram 3500, giving you a direct-fit option for temperature signal replacement on these trucks.

Key Features

  • Engine coolant temperature sensor for cooling system temperature monitoring
  • Fits 2003 Dodge Ram 2500
  • Fits 2003 Dodge Ram 3500
  • Holstein Parts 2CTS0245 replacement part number
  • Cross-references Standard Ignition TX174 for the same application
  • Cross-references 1T1268 and 5093-096AA / 5093096AA for the same application

Detailed Description

Holstein Parts 2CTS0245 is an engine coolant temperature sensor used to report coolant temperature to the vehicle’s engine management system. Accurate temperature input is important for proper fuel control, cooling fan operation, and dashboard temperature readings. This sensor is cataloged for 2003 Dodge Ram 2500 and 2003 Dodge Ram 3500 applications, making it a focused replacement choice for Ram truck cooling-system service. Holstein Parts 2CTS0245 is also referenced by Standard Ignition TX174 and OE-style numbers 1T1268 and 5093-096AA / 5093096AA.

Common Issues It May Address

  • Incorrect coolant temperature readings on the dash
  • Hard starting or rough running related to temperature signal errors
  • Cooling fan behavior that does not match engine temperature
  • Check engine light triggered by coolant temperature sensor faults
  • Fuel mixture or drivability problems tied to inaccurate temperature data

Installation Notes and Tips

Verify the connector style and sensor location on the vehicle before installation. Drain coolant as needed to prevent loss during removal, and inspect the connector, wiring, and sealing surfaces for damage or corrosion. After installation, refill and bleed the cooling system according to factory service procedures and clear any stored diagnostic trouble codes if required.

Quality Assurance

Holstein Parts 2CTS0245 is cataloged as a direct replacement sensor for the listed Dodge Ram applications and is built for standard cooling-system service requirements.

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003DodgeRam 25005.9LL6N/AHolstein Parts
2003DodgeRam 35005.9LL6N/AHolstein Parts

* 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:

1T12685093-096AA5093096AATX174

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