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The PCM (ECM) (A) carries out a check of the ignition key using
a special encryption algorithm, which is programmed into the transponder
as well as the PCM (ECM) simultaneously. Only if the results are equal,
the engine can be started. The data of all transponders, which are valid
for the vehicle, are stored in the PCM (ECM).
ERN (Encrypted Random Number) value between EMS and encrypted
smartra unit is checked and the validity of coded key is decided by
EMS.
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The antenna coil supplies energy to the transponder.
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The antenna coil receives signal from the transponder.
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The antenna coil sends transponder signal to the SMARTRA.
It is located directly in front of the steering handle lock.
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Replacement
Front Door Trim Replacement
•
Be careful not to scratch the door trim and other parts.
...
Removal
1.
Disconnect the battery negative cable and wait for at least three
minutes before beginning work.
2.
Turn the steering wheel so that the ...
SRS Control Module (SRSCM). Components and Components
Location
Components
...