2) Check Component

Inspect fuel temperature sensor. See SYSTEM & COMPONENT TESTING article. Replace fuel temperature sensor if necessary and perform FINAL CHECK.

Fig 1: Locating Fuel Temperature Sensor Harness Connector

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: DTC 42, Checking Input Signal Circuit

Courtesy of NISSAN MOTOR CO., U.S.A.