Bosch 0281002170 Engine Coolant Temperature Sensor

Bosch Engine Coolant Temperature Sensor 0281002170

Bosch Engine Coolant Temperature Sensor 0281002170 is an OE-quality replacement sensor for accurate coolant temperature measurement and fast signal response. It supports reliable engine management on applications such as Chevrolet Colorado, GMC Canyon, and Cadillac CTS.

Key Features

• OE-quality Bosch coolant temperature sensor for precise temperature readings
• Fast response time for timely input to the engine control system
• Wide measurement range for consistent operation across changing engine temperatures
• Built for durability in demanding cooling system environments
• Direct-fit replacement for select Chevrolet, GMC, and Cadillac applications

Product Details

The Bosch 0281002170 belongs to Bosch’s Engine Coolant Temperature Sensor line, a product line focused on accurate thermal measurement and long service life. This sensor helps the vehicle’s control system monitor coolant temperature so the engine can manage fueling, idle strategy, and temperature-related adjustments with dependable data. It is a fitment-based replacement for 2017-2022 Chevrolet Colorado, 2017-2022 Chevrolet Express 2500, 2017-2022 Chevrolet Express 3500, 2017-2022 GMC Canyon, 2017-2022 GMC Savana 2500, 2017-2022 GMC Savana 3500, 2016 Chevrolet Colorado, 2016 GMC Canyon, and 2003-2004 Cadillac CTS. This part cross-references 90570185 for the same application.

Common Issues This Sensor Can Help Address

• Inaccurate coolant temperature readings on the dash or scan tool
• Hard starting or rough running when the engine is cold
• Cooling fan operation that does not match actual engine temperature
• Check engine light concerns related to coolant temperature signal faults
• Fueling or idle control issues caused by incorrect temperature input

Installation Notes and Tips

Verify the connector style and sensor location before installation. Inspect the cooling system for leaks, corrosion, or damaged wiring that could affect sensor readings. Clear diagnostic trouble codes after installation and confirm the repair with a scan tool or temperature data check.

Quality Assurance

Bosch manufactures this sensor to support precise measurement, quick response, and durable operation in engine cooling system service.