Diagnostic Procedure

CAUTION: DO NOT use ECM ground terminals when measuring input/output voltage. Doing so, may cause damage to the ECM transistor.

For DTC P0181 diagnostic procedure, related circuits and connectors, see Fig 1-Fig 3 .

Fig 1: Identifying Fuel Tank Temperature Sensor Related Circuits & Connectors

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

Fig 2: DTC P0181 Diagnostic Procedure (1 Of 2)

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

Fig 3: DTC P0181 Diagnostic Procedure (2 Of 2)

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