Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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86.77.07 Immobilisation - Electronic Control Unit (ECU)



86.77.07 Immobilisation - Electronic Control Unit (ECU)

Remove
1. Disconnect battery earth lead.
2. Remove fascia.







3. Remove 2 plastic nuts securing immobilisation ECU and disconnect multiplug. Remove immobilisation ECU.

Refit
1. Connect multiplug to immobilisation ECU.
2. Position ECU, fit and tighten 2 plastic nuts.
3. Fit fascia.
4. Connect battery earth lead.
5. Initiate using TestBook/T4.