FCC: M3N-40821302 | Proximity Key (3-button, 433MHz, 46 chip) for Jeep Grand Cherokee 2014-2021 | PN: 68143502AC

$29.99

This replacement proximity fob is configured for Jeep Grand Cherokee 2014–2021. Match every identifier before programming.

Make	Model	Year range
Jeep	Grand Cherokee	2014–2021

System: GEN4 proximity

Transponder: Proximity

Chip information: Philips 46. The guide notes reuse is supported for Grand Cherokee only.

Test key: Y157 / Y159

Important: Select the correct fob by VIN, FCC ID, frequency, button layout, and part number.

Item	Information
PIN code	Required
Factory tool	MicroPod with wiTECH
Supported aftermarket tools shown in the guide	Smart Pro, AutoProPAD, Autel IM608
Tools requiring support verification	TCode/MVP Pro, TDB1000, Hotwire
2018+ vehicles	A security-gateway bypass cable may be required. Confirm coverage with the programmer supplier.
Cloning	No cloning procedure is listed for this system.

No key codes are listed on the locks for this system.

Decode the door lock with a compatible reader/decoder. Listed tools include Determinator CHR 2, Lishi CY24, AccuReader CHRY 8, EEZ Reader Y157, and Cobra KDC8.
Use an appropriate tryout-key set, such as Baxter set 97 or Aero Lock set TO-93.
Remove and decode a door or trunk cylinder. The seven decoded cuts provide the working mechanical key combination.

Position	1	2	3	4	5	6	7	8
Door / trunk reading	—	Read	Read	Read	Read	Read	Read	Read

The proximity ignition has no mechanical lock cylinder. Decode the door or trunk lock for positions 2–8.

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