Sentra L4-1597cc 1.6L DOHC MFI (GA16DE) (1991)
Valve Timing Control (VTC) Solenoid: Testing and Inspection
VTC Test
1.
Disconnect the solenoid connector.
2.
Apply battery voltage to the terminals as shown.
3.
The solenoid should make a clicking sound when voltage is applied and released.
4.
Make sure that the plunger shaft protrudes.
Replace the solenoid if it fails the above test.