Inspection Procedure

1. Operate the Techstream according to the display and select "Data List".

   OK: Switch condition (ON/OFF) can be switched by actual operation. 

   Combination Meter: 

   MEASUREMENT ITEM/RANGE TABLE
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   ODO/TRIP Change SW	Trip switch (ODO/TRIP switch) condition / ON or OFF	ON: Switch is pushed OFF: Switch is not pushed	-
   Trip Reset SW	Trip switch (RESET switch) condition / ON or OFF	ON: Trip switch (ODO/TRIP switch) pushed OFF: Trip switch (ODO/TRIP switch) not pushed	-

NG: Go to step   2 

OK: REPLACE NO. 1 METER ECU  (See DISASSEMBLY  )

1. Remove the trip switch (see REMOVAL  ).
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   STANDARD RESISTANCE TABLE
   
   

   Tester Connection	Switch Condition	Specified Condition
   5 (RSET) - 6 (E)	RESET switch ON (Pushed)	Below 1 Ω
   	RESET switch OFF (Not pushed)	10 kΩ or higher
   7 (A/B) - 6 (E)	ODO/TRIP switch ON (Pushed)	Below 1 Ω
   	ODO/TRIP switch OFF (Not pushed)	10 kΩ or higher

   Fig 1: Identifying L45 Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE TRIP SWITCH  (See REMOVAL  )

OK: Go to next step 

1. Disconnect the L10 ECU connector.
2. Disconnect the L45 switch connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard resistance 

   STANDARD RESISTANCE TABLE
   
   

   Tester Connection	Condition	Specified Condition
   L10-4 (A/B) - L45-7 (A/B)	Always	Below 1 Ω
   L10-5 (RSET) - L45-5 (RSET)
   L45-6 (E) - Body ground
   L10-4 (A/B) or L45-7 (A/B) - Body ground	Always	10 kΩ or higher
   L10-5 (RSET) or L45-5 (RSET) - Body ground

   Fig 2: Identifying L10 ECU Connector & L45 Switch Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE NO. 1 METER ECU  (See DISASSEMBLY  )