Keyless Access System Symptom Troubleshooting - Cannot select ON mode with keyless access, but can select ON mode with the keyless remote touching the engine start/stop switch
Cannot select ON mode with keyless access, but can select ON mode with the keyless remote touching the engine start/stop switch
1.
Keyless access system check 1:

Keyless access system check 1
?1.
Push the LOCK and the UNLOCK buttons of the keyless remote, and check if the LED on the keyless remote comes on.

Does the LED come on?

     
YES
     
     
     
Go to step 2.
     
NO
     
     
     
Replace the keyless remote battery and recheck the system. If the symptom does not go away, replace the keyless remote.?
2.
Keyless access system check 2:

Keyless access system check 2
?1.
Touch the engine start/stop switch with the keyless remote. The buttons on the keyless remote should be facing you.

?2.
Turn the vehicle to the ON mode.

?3.
Connect the HDS to the data link connector (DLC).

?4.
Select KEYLESS ACCESS CONTROL UNIT from the ONE-PUSH START system select menu with the HDS, and enter SELF CHECK.

  

Does the system communicate with the HDS?

     
YES
     
     
     
Go to step 3.
     
NO
     
     
     
3.
PCU DTC check:

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

Are any DTCs indicated?

     
YES
     
     
     
Troubleshoot the PCU DTCs.?
     
NO
     
     
     
Go to step 4.
4.
Keyless access DTC check:

Keyless access DTC check
?1.
Check for keyless access control unit DTCs with the HDS.
DTC Description
DTC
   

Are any DTCs indicated?

     
YES
     
     
     
Troubleshoot the keyless access control unit DTCs.?
     
NO
     
     
     
Go to step 5.
5.
Backup DTC check:

Backup DTC check
?1.
Check for backup control unit DTCs with the HDS.
DTC Description
DTC
   

Are any DTCs indicated?

     
YES
     
     
     
Troubleshoot the backup control unit DTCs.?
     
NO
     
     
     
Go to step 6.
6.
Keyless access system check 3:

Keyless access system check 3
?1.
Select HISTORY DATA from the KEYLESS ACCESS CONTROL UNIT mode menu with the HDS.

  

?2.
Select HISTORY CLEAR, and back to TEST MODE MENU.

?3.
Turn the vehicle to the OFF (LOCK) mode.

?4.
Touch the engine start/stop switch with the keyless remote. The buttons on the keyless remote should be facing you.

?5.
Turn the vehicle to the ON mode.

?6.
Select HISTORY DATA from the KEYLESS ACCESS CONTROL UNIT mode menu with the HDS.

  
History Data
ENGINE START/STOP SWITCH 1 (+)
ON
ENGINE START/STOP SWITCH 2 (-)
ON

Is all the information ON?

     
YES
     
     
     
Go to step 8.
     
NO
     
     
     
Go to step 7.
7.
Open wire check (SS1(+), SS2(-) lines):

Open wire check (SS1(+), SS2(-) lines)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Disconnect the following connectors.
Engine start/stop switch 12P connector
Keyless access control unit connector B (36P)

?3.
Check for continuity between test points 1 and 2 respectively.
Test condition
Vehicle OFF (LOCK) mode
Engine start/stop switch 12P connector: disconnected
Keyless access control unit connector B (36P): disconnected
Test point 1
Keyless access control unit connector B (36P) No. 10
Test point 2
Engine start/stop switch 12P connector No. 7

Test point 1
Keyless access control unit connector B (36P) No. 11
Test point 2
Engine start/stop switch 12P connector No. 6


Is there continuity?

     
YES
     
     
     
The SS1(+) and SS2(-) wires are OK. Replace the keyless access control unit.?
     
NO
     
     
     
Repair an open or high resistance in the wire(s).?
8.
Keyless access system check 4:

Keyless access system check 4
?1.
Do the keyless access remote check using the all keyless remotes.

Are the all keyless remotes OK?

     
YES
     
     
     
     
NO