ODO/Trip Switch Malfunction: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the engine switch on (IG).
3. Turn the Techstream on.
4. Enter the following menus: Body Electrical / Combination Meter / Data List.
5. Check the values by referring to the table below.
   COMBINATION METER
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   ODO/TRIP Change SW	ODO/TRIP change switch/OFF or ON	OFF: ODO/TRIP change switch released	-
   		ON: ODO/TRIP change switch pressed

   OK

   The value displayed on the Techstream changes with the actual ODO/TRIP change switch operation.

NG → See step   2 

OK → See step   5 

1. Remove the light control rheostat.
   Fig 1: Light Control Rheostat

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

   Standard Resistance

   Tester Connection	Switch Condition	Specified Condition
   2 (A/B) - 5 (E)	ODO/TRIP change switch pressed	Below 1 Ω
   2 (A/B) - 5 (E)	ODO/TRIP change switch not pressed	10 kΩ or higher

   TEXT IN ILLUSTRATION
   
   

   *1	Component without harness connected (Light Control Rheostat)

NG → See step   4 

OK: Go to next step 

1. Disconnect the F16 connector.
   Fig 2: F16 Connector

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   F16-9 (A/B) - F6-2 (A/B)	Always	Below 1 Ω
   F16-9 (A/B) - Body ground	Always	10 kΩ or higher

   TEXT IN ILLUSTRATION
   
   

   *1	Front view of wire harness connector (to Combination Meter Assembly)
   *2	Front view of wire harness connector (to Light Control Rheostat)

NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK → See step   5