DTC B1926: Backup Control Antenna Open Or Short

DTC (Backup Control Unit)

NOTE:  If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A - Refer to: Body Electrical Troubleshooting - B-CAN System Diagnosis Test Mode A - Initial Communication and DTC Checks .

1. Problem verification:

   - 1. Turn the vehicle to the ON mode.

   - 2. Clear the DTCs with the HDS.

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

   - 4. While holding the keyless remote against the engine start/stop switch, do this procedure 10 times without pressing the brake pedal: Turn the vehicle to the OFF (LOCK), ACCESSORY, ON, and OFF (LOCK) mode.

   - 5. Check for DTCs with the HDS.

   DTC Description	DTC
   B1926 Backup control antenna open or short

   Is DTC B1926 indicated?

   YES 

   Replace the engine start/stop switch .

   NO 

   Intermittent failure, the system is OK at this time. Check for loose or poor connections.

Troubleshooting Start