2016 Jeep Cherokee Key Fob Programming Guide
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Quick reference
| Item | Detail |
|---|---|
| FCC ID | M3N-40821302 |
| OEM Fob PN | 68250343AB, 68250343AC, 68250343AD |
| Aftermarket Options | Look for fobs compatible with FCC ID M3N-40821302 or PN 68250343AD. Ensure it specifies compatibility with 2016 Jeep Cherokee models. |
| Battery Type | CR2032 |
| Programmable On-Board? | No, scan tool required |
| Cuts Required? | Yes, if replacing the emergency key insert |
Step-by-step on-board programming
Unfortunately, the 2016 Jeep Cherokee does not support DIY on-board programming for adding new key fobs. This means you cannot program a new fob yourself using a series of key turn or button press sequences.
To program a new key fob for your 2016 Jeep Cherokee, you will need specialized diagnostic equipment. This is because the vehicle's security system requires communication with a scan tool to securely pair a new fob with the vehicle's immobilizer system. This process ensures that only authorized keys can start your Jeep, preventing theft.
Battery replacement
- Locate the small release button or switch on the side of the key fob. Press it to release the emergency key insert and pull it out.
- With the emergency key removed, you will see a small slot or indentation along the seam of the fob casing. Use a small flathead screwdriver or a coin to carefully pry the two halves of the fob apart.
- Gently separate the two halves. You will see the circuit board and the CR2032 coin cell battery.
- Note the orientation of the battery (positive (+) side up). Carefully pry out the old battery.
- Insert the new CR2032 battery, ensuring the positive (+) side is facing up, matching the orientation of the old battery.
- Align the two halves of the key fob casing and firmly press them back together until they click securely into place.
- Reinsert the emergency key into the fob until it locks.
Where to buy a replacement fob
-
Chrysler/Jeep Dealership:
- Pros: Guaranteed genuine OEM part, often includes programming services, and ensures compatibility.
- Cons: Most expensive option. Expect to pay anywhere from $250 to $400 or more for the fob and programming.
- Pricing: Fob cost typically ranges from $150-$250, with programming labor adding another $100-$150+.
-
Automotive Locksmith:
- Pros: Often more affordable than the dealership, can come to your location (mobile locksmiths), and can typically cut and program the new key on-site. They often have both OEM and quality aftermarket options.
- Cons: Quality of aftermarket fobs can vary, so ensure the locksmith uses a reputable brand.
- Pricing: Expect to pay $180 to $300 for a new fob (OEM or quality aftermarket), cutting, and programming.
-
Online Retailers (e.g., Amazon, eBay):
- Pros: Potentially the cheapest option for the fob itself. Wide selection of aftermarket fobs.
- Cons: You're only buying the physical fob; you'll still need to pay for cutting (if applicable) and programming separately. The quality of aftermarket fobs from unknown sellers can be hit or miss. There's a risk of receiving an incompatible or non-functional fob.
- Pricing: A new, uncut fob can range from $30 to $100. You'll then need to factor in locksmith or dealer costs for cutting and programming, which often brings the total close to or exceeding locksmith pricing.
If on-board programming isn't supported
As mentioned, the 2016 Jeep Cherokee requires a professional with a scan tool to program new key fobs. This is due to the vehicle's immobilizer system. Each key fob contains a transponder chip that must be synchronized with the vehicle's computer. Without this synchronization, the car will not start, even if the key can physically turn the ignition (for models with a traditional ignition) or if the remote functions work.
Cost Expectations:
- Dealership: As noted above, typical costs range from $250 to $400+. This usually covers the OEM fob, cutting of the emergency key, and programming.
- Locksmith: Generally more economical, expect to pay between $180 and $300. This typically includes a compatible fob (which may be OEM or a high-quality aftermarket), cutting, and programming services at your location or their shop. Given that your vehicle requires professional equipment, a locksmith is often the most cost-effective and convenient solution.
Immobilizer Transponder: The 2016 Jeep Cherokee utilizes a sophisticated immobilizer system that requires a properly programmed transponder chip within the key fob to allow the engine to start. Even if you can manually unlock the doors or trigger the remote functions, the vehicle will not start without a correctly paired transponder.
Find a mobile locksmith or shop on Repairius.
More specs for the 2016 Jeep Cherokee
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Same spec — other model years
Maintenance & repair guides
2016 Jeep Cherokee Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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