Motorad 1TS1155 Engine Coolant Temperature Sensor

Engine Coolant Temperature Sensor for Nissan and INFINITI

The MotoRad 1TS1155 engine coolant temperature sensor is built for accurate coolant temperature monitoring in modern Nissan and INFINITI applications. It uses approved materials for durability in extreme heat and cold, with construction that meets or exceeds OEM specifications.

Compatible With select Nissan LEAF, Nissan Z, INFINITI Q60, INFINITI QX50, and INFINITI QX55 applications, this sensor supports reliable engine management data for vehicles that depend on precise temperature input.

Key Features

• Engine coolant temperature sensor for OEM-style replacement
• Blade terminal type with a rectangular connector shape
• 2-terminal female connector design
• Built with approved materials for durability in demanding temperature conditions
• Manufactured in ISO TS16949 facilities to meet or exceed OEM specifications
• MotoRad part number 1TS1155 for direct catalog identification

Detailed Description

The MotoRad 1TS1155 is an engine coolant temperature sensor designed to provide dependable temperature signal input to the vehicle’s engine control system. Accurate coolant temperature data is important for fuel control, idle quality, emissions strategy, and cooling system operation. This sensor is a practical OE-style replacement for Nissan and INFINITI models including the 2011-2023 Nissan LEAF, 2023 Nissan Z, 2017-2021 INFINITI Q60, 2023 INFINITI QX50, and 2022-2023 INFINITI QX55. This part cross-references Nissan 226303NA0A for the same application.

Common Issues It May Address

• Incorrect coolant temperature readings on the dash or scan tool
• Hard starting or rough idle related to temperature signal errors
• Cooling fan operation that does not match engine temperature
• Check engine light conditions tied to coolant temperature sensor faults
• Driveability concerns caused by inconsistent engine temperature input

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle application before installation. The sensor uses a rectangular female connector with two blade terminals and does not include a wiring harness. Inspect the connector, wiring, and sealing surfaces for corrosion or damage before installing the replacement sensor. Clear diagnostic trouble codes after installation and confirm proper coolant temperature readings with a scan tool.

Quality Assurance

MotoRad manufactures this sensor in ISO TS16949 facilities and uses approved materials selected for durability in extreme operating temperatures. The 1TS1155 is engineered to meet or exceed OEM specifications for the listed Nissan and INFINITI applications.