DTC B2477 [ADVANCED KEYLESS ENTRY AND START SYSTEM]SM2445804
DTC B2477 [ADVANCED KEYLESS ENTRY AND START SYSTEM]

id09021g802300

DTC B2477

Configuration error

POSSIBLE CAUSE

• Keyless control module configuration has not been performed correctly
POSSIBLE CAUSE
• Keyless control module configuration error
• Malfunction in the keyless control module internal circuit

Diagnostic procedure

STEP

INSPECTION

ACTION
1
PERFORM INSTRUMENT KEYLESS CONTROL MODULE CONFIGURATION
• Perform keyless control module configuration.
• Is the DTC displayed?
― M-MDS: B2477
Yes
Replace the keyless control module and perform the resetting procedure for the advanced keyless system when replacing the keyless control module.
(See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION [ADVANCED KEYLESS ENTRY AND START SYSTEM].)
No
Go to the next step.
2
VERIFY TROUBLESHOOTING OF DTC B2477 COMPLETED
• Clear the DTC from the memory.
• Is any DTC displayed?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.