LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 2012 >> XC90 R-Design, FWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Electrical Systems - System Overview >> Immobilizer (2003-2004) >> Design >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Immobilizer (2003-2004): Design: Notes

GENERAL 

The security system in the vehicle is a distributed system which is monitored by the central electronic module (CEM). A number of other units and components are involved for the various functions.