Pattern Select Switch Power Mode Circuit: Wiring Diagram

Fig 1: Wiring Diagram - Pattern Select Switch Power Mode

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HINT:

*: Pattern select switch (PWR mode switch) When the PWR mode switch is pushed, the switch contact is made and the PWR mode is selected. To cancel the PWR mode, push the PWR mode switch once again.

1. INSPECT PATTERN SELECT SWITCH (PWR mode switch) 
   1. Disconnect the E5 pattern select switch connector.
   2. Measure the resistance of the switch.
   Fig 2: Inspecting Pattern Select Switch

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   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Switch Condition	Specified Condition
   5 - 3	Pattern select switch (PWR)	Below 1 Ω
   5 - 3	Pattern select switch (NORM)	10 kΩ or higher

   NG : REPLACE PATTERN SELECT SWITCH 

   OK : Go To Next Step 

2. CHECK WIRE HARNESS (PATTERN SELECT SWITCH - BODY GROUND) 
   1. Disconnect the E5 pattern select switch connector.
   2. Measure the resistance of the wire harness side connector.
   Fig 3: Identifying E5 Pattern Select Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   E9-31 (PWR) - Body ground	Below 1 Ω

   NG : REPAIR OR REPLACE HARNESS AND CONNECTOR 

   OK : PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE