Operation CHARM: Car repair manuals for everyone.
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Initial Inspection and Diagnostic Overview

1. Measure the voltage at the immobilizer unit terminals as indicated below.

Terminal Pinouts:




Terminal A - L:




Terminal M - N:




2. Disconnect the immobilizer unit connector before inspecting for continuity at terminal B.
- If not specified, inspect the pants listed under "Inspection area".
- If the parts and wiring harnesses are okay but the system still does not work properly, replace the immobilizer unit.