Chrysler vehicles 2018- now require the 12+8 cable to clear DTCs and to add keys. Here we successfully added a new key fob with Autel IM508 XP400 and autel 12+8 cable for Dodge RAM 3500 year 2018 with secure gateway module (SGM). Program key in auto mode. 4 buttons remote key fob
2018 Dodge RAM3500 SGM location:
Need to remove the stereo in order to get to the secure gateway module. Remove everything and you will see.
Go to Dodge 3500 key programming menu, IM508 asks to hook up a Chrysler FCA 12+8 adapter
We’ve got that connected right there behind the stereo
Turn the ignition off and turn on the emergency flashers
Read security password
Select Keyless System (CAN) – Key Learning – Key Learning
Turn the ignition off and turn on the emergency flashers
Put smart be to be learned in vehicle and take other keys out of the vehicle
Auto fill-in 4-digit pin to access
Press LOCK or UNLOCK button on the remote control
Key learning successful
Put everything back
And test remote control and new key.
Done.
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