DTC P0762 Shift Solenoid Valve C Stuck On: Description

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

This malfunction will not be detected while the O/D OFF indicator lamp is indicating another self-diagnosis malfunction.
This is not caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control valve sticking, improper solenoid valve operation, etc.
Shift solenoid valves are installed directly in control valve body. The shift solenoid valves operates of ON and OFF by the control signal from TCM. Combinations of 5 shift solenoid valves, A, B, C, D and E, shifts gear positions.
The shift solenoid valve C is a normally closed, ON-OFF type solenoid.

Fig 1: Solenoid Valves Operation Chart
Courtesy of NISSAN MOTOR CO., U.S.A.