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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Immobilizer Control System Check




Immobilizer Control System Check

1. Engine start check

Start engine.

Does engine start?
YES -
Immobilizer control system is in good condition.
NO -
Go to Step 2.

2. DTC check

Check DTC. DTC Check

Is there any DTC detected?
YES -
Go to troubleshooting for applicable DTC.
NO -
Go to Engine Basic Inspection Engine Basic Inspection.