Keyless Access System Symptom Troubleshooting - Keyless access indicator does not go off or does not come on
Keyless access indicator does not go off or does not come on
1.
Keyless access system check 1:

Keyless access system check 1
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Turn the vehicle to the ON mode.

?3.
Check the keyless access indicator.

Does the keyless access indicator come on for 2 seconds?

     
YES
     
     
     
Go to step 2.
     
NO
     
     
     
2.
Keyless access system check 2:

Keyless access system check 2
?1.
Check the keyless access indicator.

Does the indicator blink once, then stay off?

     
YES
     
     
     
Intermittent failure, the system is OK at this time.?
     
NO
     
     
     
Go to step 3.
3.
POWER CONTROL UNIT, BACKUP CONTROL UNIT, and KEYLESS ACCESS CONTROL UNIT DTCs check:

POWER CONTROL UNIT, BACKUP CONTROL UNIT, and KEYLESS ACCESS CONTROL UNIT DTCs check
?1.
Connect the HDS to the data link connector (DLC).

?2.
Check for DTCs in the POWER CONTROL UNIT, BACKUP CONTROL UNIT, and KEYLESS ACCESS CONTROL UNIT with the HDS.
POWER CONTROL UNIT
DTC Description
DTC
   
BACKUP CONTROL UNIT
DTC Description
DTC
   
KEYLESS ACCESS CONTROL UNIT
DTC Description
DTC
   


Are there any DTCs?

     
YES
     
     
     
Go to the indicated DTC troubleshooting.?
     
NO