2. Check Key Switch Power Supply Circuit

1. Remove mechanical key from ignition knob.
2. Disconnect key switch and ignition knob switch connector.
3. Check voltage between key switch and ignition knob switch connector M22 terminal 3 (L/R) and ground.
   1. 3 (L/R) - Ground : Battery voltage 

Fig 1: Checking Voltage Between Key Switch And Ignition Knob Switch Connector M22 Terminal 3 (L/R) And Ground

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

OK or NG

OK : GO TO 3.

NG : Repair or replace key switch power supply circuit.