Toyota Denso 89661-xxxxx - Immobiliser Removal Service

The Denso ECU series, found in a range of Toyota Group vehicles including specific models from Toyota and Lexus , is known for its immobilizer integration challenges. Our expert immo software for the Denso GEN1 permanently disables the immobilizer function, enabling smooth engine starts even in cases of key programming issues or ECU replacements.

This ECU is compatible with different vehicles, such as:

• Hilux 2.5d / 3.0d
• Land Cruiser 

We can deactivate immobiliser protection in the following Toyota ECU platforms (send part number or photo if unsure):

• Denso Generation 1: NEC 76F00XX series
• 89661-xxxxx
• 89663-xxxxx
• 89666-xxxxx

You can either ship you ECU to us or send us the required ECU file for modification

After purchasing you will recieve an address or email to send your ECU or file to,

Once the service has been carried out usualy same or next day, It will be returned to you using Royal Mail 24 tracked.

If your ecu is not listed feel free to contact us as we may still be able to help.