October 27, 2026
Great news forYanhua Mini ACDP2/ACDP1 users —Module 24gets afree update! You can nowdisablethe Jaguar Land Roveractive alarmduring all-keys-lost programming.
ACDP Free Upgrade
Disable the Alarm State on 2018+ JLR
(Requires Module 24 authorization).
Function
When the new JLR all keys lost, the vehicle will activate its alarm after the door is opened using a lock-opening tool. At this point, the OBD cannot communicate. Once the alarm state is disabled by using ACDP, the vehicle’s OBD can communicate normally again, allowing the RFA module or the RFA module’s chip to be replaced for key programming.
How to disable JLR AKL active alarm with Yanhua ACDP?
Requires ACDP Module 24 authorization, a PCAN cable, PTCU cable, or PECU cable.
1. Locate the RFA module in the vehicle; do not disconnect the RFA connector.
2. Insert thewhitewireCAN_HintoPIN 2of the RFA module connector.
3. Insert thegreenwire (CAN_L) intoPIN 20of the RFA module connector.
Overall wiring diagram:
Menu path:
Go to JLR IMMO- Replace RFA Program key- OBD Programming RFA- Turn off anti-theft alarm.
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