SECURITY LIGHT 12, DTC B2103/B2103/P1260

id0902e3829000

DTC 12

Coil Antenna failure.

POSSIBLE CAUSE

• Defective coil antenna
• Poor connection of coil antenna connector
• Defective keyless control module

Diagnostic procedure

STEP

INSPECTION

ACTION

1
INSPECT CONNECTOR CONNECTION
• Is connector of coil antenna and keyless control module connected securely?
Yes
Replace coil antenna.
No
Connect connector securely.
2
INSPECT KEYLESS CONTROL MODULE
• Turn the ignition switch to the ON position.
• Is the DTC displayed?
- Security light: 12
- M-MDS: B2103/B2103/P1260
Yes
Replace instrument cluster.
No
DTC troubleshooting completed.