Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC B2794: Unmatched Encryption Code [02/2019 - ]: Procedure
- REGISTRATION OF TRANSMITTER ID
- Register the door control transmitter assembly which caused the DTC to be stored.
Refer to REGISTRATION [02/2019 - 10/2022] , or refer to REGISTRATION [10/2022 - ]
Result
Proceed to NEXT
Result:
NEXT
See step 2
- Register the door control transmitter assembly which caused the DTC to be stored.
- CLEAR DTC
- Connect the Techstream to the DLC3.
- Turn the ignition switch to ON.
- Enter the following menus: Body Electrical / Immobiliser / Trouble Codes.
- Clear the DTCs.
Body Electrical > Immobiliser > Clear DTCs
Result
Proceed to NEXT
Result:
NEXT
See step 3
- CHECK FOR DTC
- Perform "DTC Output Confirmation Operation" procedure.
- Enter the following menus: Body Electrical / Immobiliser / Trouble Codes.
- Check for DTCs.
Body Electrical > Immobiliser > Trouble Codes
Result
Result Proceed to B2794 is not output A B2794 is output B
Result:
A
END (DOOR CONTROL TRANSMITTER ASSEMBLY WAS NOT REGISTERED)
Result:
B
REPLACE DOOR CONTROL TRANSMITTER ASSEMBLY THAT DTC IS OUTPUT
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.