NTK EF0154 Engine Coolant Temperature Sensor - Left

NTK Engine Coolant Temperature Sensor EF0154

The NTK Engine Coolant Temperature Sensor EF0154 provides direct temperature feedback to the engine management system for accurate fuel and cooling control. Built with a 3-terminal blade design, oblong female connector, and included wiring harness, it is a practical OE-style replacement for select Mini Cooper applications.

Compatible with 2002-2006 Mini Cooper applications, including 2005-2006 Mini Cooper left-side cylinder head locations, this sensor is built for vehicles that rely on precise coolant temperature input for drivability and emissions control. The EF0154 part number is also referenced for OE-style replacement needs in these Mini Cooper fitments.

Key Features

• NTK Engine Coolant Temperature Sensor for engine coolant temperature monitoring
• 3-terminal blade connection for the specified application
• Oblong female connector for proper harness interface
• Wiring harness included for the listed fitment
• OE-focused design from NTK, The Sensor Specialist
• Part number EF0154 for application-specific ordering

Product Details

NTK expands its technical sensor lineup with OE application coverage backed by extensive automotive experience. This coolant temperature sensor is manufactured to meet or exceed OE specifications and is tested under thermal shock, vibration, and OBD verification conditions to support consistent signal output. For Mini Cooper owners searching for an engine coolant temperature sensor EF0154, this part offers a direct-fit solution for the listed years and positions.

This part cross-references BMW/Mini OE number 13 62 1 486 698 for the same application.

What It Helps Address

• Incorrect coolant temperature readings
• Hard starting when the engine is cold
• Rough idle caused by inaccurate sensor input
• Check engine light related to coolant temperature signal faults
• Fuel mixture and cooling fan control issues tied to sensor failure

Installation Notes

Verify connector shape, terminal count, and sensor location before installation. This EF0154 sensor is listed for 2002-2004 Mini Cooper and 2005-2006 Mini Cooper left-side cylinder head applications, so confirm the vehicle year and engine-side mounting point before replacing the original unit. Inspect the harness connector for corrosion or damage and ensure the blade terminals seat fully.

Quality Assurance

NTK sensors are produced to OE-level standards and validated through testing that includes thermal shock, vibration, and OBD verification. As part of NTK’s technical sensor line, EF0154 is supported by the brand’s OE-focused engineering approach for import and domestic vehicle coverage.