Inspection Procedure

1. Disconnect the N2 master switch connector.
2. Measure the voltage of the wire harness side connector.

   Standard voltage 

   for Regular Cab: 

   MASTER SWITCH - BATTERY AND BODY GROUND VOLTAGE (FOR REGULAR CAB)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-15 (B) - Body ground	Ignition switch ON	11 to 14 V

   for Double Cab: 

   MASTER SWITCH - BATTERY AND BODY GROUND VOLTAGE (FOR DOUBLE CAB)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-6 (B) - Body ground	Ignition switch ON	11 to 14 V

   for CrewMax: 

   MASTER SWITCH - BATTERY AND BODY GROUND VOLTAGE (FOR CREWMAX)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-6 (B) - Body ground	Ignition switch ON	11 to 14 V

   Fig 1: Identifying N2 Master Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   for Regular Cab: 

   MASTER SWITCH - BATTERY AND BODY GROUND RESISTANCE (REGULATOR CAB)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-7 (E) - Body ground	Always	Below 1 Ω

   for Double Cab: 

   MASTER SWITCH - BATTERY AND BODY GROUND RESISTANCE (FOR DOUBLE CAB)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-1 (E) - Body ground	Always	Below 1 Ω

   for CrewMax: 

   MASTER SWITCH - BATTERY AND BODY GROUND RESISTANCE (CREWMAX)
   
   

   Tester Connection	Switch Condition	Specified Condition
   N2-1 (E) - Body ground	Always	Below 1 Ω

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY  (see REMOVAL  )