How to Activate/Deactivate/Reset Engine Immobiliser for JCB Machine

1. Reset Engine Immobiliser for JCB Machine

When you perform JCB mahcine engine ECU updating or other some function,you need to do activation/deactivation or resetting on immobilizer.Here is a guide on how to use JCB ServiceMaster 4 diagnostic software to to activate/deactivate or reset immobilizer.

2. Preparations

3. Procedures

Step 1: Make a note of the engine serial number on the engine labels

Step 2: Make sure the machine is switched on and ServiceMaster is connected.

Step 3: Navigate to the relevant machine engine setup tool:

Step 4: Navigate to the immobiliser tab. This will show the current status of the immobiliser:

Step 5: Navigate to utilities / high security unlock and select Copy CHALLENGE to Clipboard.

Step 6: Log into JDS and navigate to the unlock page. Select Extended Unlock

Step 7: Paste the challenge value and click submit.

Step 8: Select Immobiliser. Enter the engine serial number (refer to step 1). Enter any relevant information into the Reason Required field

Step 9: Copy the response value provided.

Step10: Paste the response value into the high security unlock page in ServiceMaster. Select Apply. The relevant fields will now be unlocked. Close the security unlock page.

Step 11: The options to Set or Un-set the Immobiliser will now be available.

Step 12: Setting the immobiliser will result in the following message

Step 13: Un-setting the immobiliser will result in the following message

Step 14: After either selection, the ECU will need to be restarted. Switch off the machine and wait for at least 2 minutes before performing any further operations on the machine.

Step 15: If setting the immobiliser, please refer to machine instructions to pair the immobiliser devices.