Gauges Symptom Troubleshooting - Drive mode does not change
Drive mode does not change
NOTE: Confirm the control method of the integrated drive-mode system; the electric power steering system, the adaptive damper system, and the VSA system.

1.
DTC check:

DTC check
?1.
Check for DTCs with the HDS.


Are any DTCs indicated?

     
YES
     
     
     
Go to indicated DTC troubleshooting.?
     
NO
     
     
     
Go to step 2.
2.
Drive mode system check:

Drive mode system check
?1.
Check the parameter(s) below with the HDS.
When the integrated drive-mode switch (?) is pressed
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
Mode UP Switch
ON
      
Mode DOWN Switch
OFF
      

When the integrated drive-mode switch (?) is pressed
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
Mode DOWN Switch
ON
      
Mode UP Switch
OFF
      

Are all data list values correct?

     
YES
     
     
     
Intermittent failure, the system is OK at this time. Check for loose or poor connections.?
     
NO
     
     
     
Go to step 3.
3.
Open wire check (MODE UP, MODE DOWN lines):

Open wire check (MODE UP, MODE DOWN lines)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Disconnect the following connectors.
Gauge control module connector A (32P)
Integrated drive-mode switch 5P connector

?3.
Check for continuity between test points 1 and 2 respectively.
Test condition
Vehicle OFF (LOCK) mode
Gauge control module connector A (32P): disconnected
Integrated drive-mode switch 5P connector: disconnected
Test point 1
Gauge control module connector A (32P) No. 8
Test point 2
Integrated drive-mode switch 5P connector No. 4

Test point 1
Gauge control module connector A (32P) No. 25
Test point 2
Integrated drive-mode switch 5P connector No. 3


Is there continuity?

     
YES
     
     
     
The MODE UP and MODE DOWN wires are not open. Go to step 4.
     
NO
     
     
     
Repair an open or high resistance in the wire.?
4.
Shorted wire check (MODE UP, MODE DOWN lines):

Shorted wire check (MODE UP, MODE DOWN lines)
?1.
Check for continuity between test points 1 and 2 individually.
Test condition
Vehicle OFF (LOCK) mode
Gauge control module connector A (32P): disconnected
Integrated drive-mode switch 5P connector: disconnected
Test point 1
Gauge control module connector A (32P) No. 8
Test point 2
Body ground

Test point 1
Gauge control module connector A (32P) No. 25
Test point 2
Body ground

Is there continuity?

     
YES
     
     
     
Repair a short to ground in the wire.?
     
NO
     
     
     
The MODE UP and MODE DOWN wires are OK. Go to step 5.
5.
Open wire check (GND line):

Open wire check (GND line)
?1.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
Gauge control module connector A (32P): disconnected
Integrated drive-mode switch 5P connector: disconnected
Test point 1
Integrated drive-mode switch 5P connector No. 5
Test point 2
Body ground


Is there continuity?

     
YES
     
     
     
The GND wire is OK. Replace the integrated drive-mode switch. If the symptom is still present, replace the gauge control module. ?
     
NO
     
     
     
Repair an open or high resistance in the wire.?