Opel Insignia: Immobilizer
Opel Insignia B 2018-2026 Service Manual / Accessories and Equipment / Immobilizer
SCHEMATIC AND WIRING DIAGRAMS
IMMOBILIZER WIRING SCHEMATICS
Immobilizer
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Diagnostic Information and Procedures
DTC B2955 (with BTM)
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnos
Repair Instructions
Theft Deterrent Module Replacement
Preliminary Procedure
Front Floor Console Replacement.
Theft Deterrent Module
Procedure
Disconnect the electrical connector.
Control Module References for pr
Description and Operation
IMMOBILIZER DESCRIPTION AND OPERATION
Without BTM
The immobilizer system functions are provided by the Immobilizer Control
Module, the Body Control
Module (BCM) and the Engine Control Module (ECM),
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Diagnostic Information and Procedures
Symptoms - Steering Wheel and Column
NOTE: Review the system operation in order to familiarize yourself with
the system
functions.
Refer to Steering Wheel and Column Description and Operation.
Symptoms List
Refer to a symptom diagnostic procedure from the following list in order to
diagnose the sy
Roof
Sunroof
If equipped, the sunroof only
operates when the ignition is on or
in ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active.
Sunroof Switch
The vehicle may have one of two
different switch configurations.
Open/Close (Manual Mode) :
Press (1) or
(1) to the first
detent to open t
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