Does not switch to the LaneWatch screen
- LaneWatch system check (audio/navigation system diagnostic mode)
-1. Turn the vehicle to the ON mode.
Go into the system diagnostic mode, and select the Detail Information and Setting.
-3. Select the Functional Setup icon.
-4. Select the LaneWatch icon.
Is "Connection OK" indicated?
YES
Go to step 2.
NO
Check for hard error codes (audio/navigation DTCs).
- LaneWatch switch check (audio/navigation system diagnostic mode)
-1. Operate the LaneWatch switch.
Is "LaneWatch Switch ON" indicated?
YES
Intermittent failure, the system is OK at this time.
NO
Go to step 3.
- Open wire check (LWC SW line)
-1. Turn the vehicle to the OFF (LOCK) mode.
-2. Disconnect the following connector.
Combination light switch 12P connector -3. Connect terminals A and B with a jumper wire.
Terminal A Combination light switch 12P connector (female terminals) No. 4: Terminal B Body ground -4. Turn the vehicle to the ON mode.
Go into the system diagnostic mode, and select the Detail Information and Setting.
-6. Select the Functional Setup icon.
-7. Select the LaneWatch icon.
Is "LaneWatch Switch ON" indicated?
YES
Go to step 4.
NO
Repair an open in the LWC SW wire between the combination light switch and the audio unit or the audio-navigation unit.
- Open wire check (GND line)
-1. Turn the vehicle to the OFF (LOCK) mode.
-2. Remove the jumper wire.
-3. Connect terminals A and B with a jumper wire.
Terminal A Combination light switch 12P connector (female terminals) No. 3: Terminal B Combination light switch 12P connector (female terminals) No. 4: -4. Turn the vehicle to the ON mode.
Go into the system diagnostic mode, and select the Detail Information and Setting.
-6. Select the Functional Setup icon.
-7. Select the LaneWatch icon.
Is "LaneWatch Switch ON" indicated?
YES
Replace the combination light switch .
NO
Repair an open in the GND wire between the combination light switch and body ground (G401), or repair poor ground (G401).