Beck/Arnley 158-1797 Engine Coolant Temperature Sensor

The Beck/Arnley 158-1797 Engine Coolant Temperature Sensor is a direct-fit replacement designed to meet OE form, fit, and function for foreign nameplate vehicles. This sensor monitors engine coolant temperature and relays that data to the engine control unit (ECU), allowing the vehicle's computer to optimize fuel delivery, ignition timing, and emissions output for all operating conditions.

Key Features:

• OE-matched performance — engineered to match original equipment specifications for a precise, reliable signal to the ECU
• Exacting tolerances — manufactured to tight tolerances for accurate temperature readings and consistent engine management
• Corrosion-resistant terminals and coatings — designed to withstand the harsh under-hood environment over the long term
• Application-specific design — built for a direct, hassle-free installation on compatible foreign nameplate vehicles
• Premium materials — constructed with high-quality components for durability and long-lasting performance

Beck/Arnley's network of global sourcing partners ensures each sensor meets stringent foreign nameplate OE specifications. Whether replacing a faulty sensor causing rough cold starts, erratic temperature gauge readings, or poor fuel economy, the 158-1797 restores proper engine management function.