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Linear Access Control Installation: The Malibu Owner’s Guide
If your Linear access control board, keypad, or receiver has failed, we install and program Linear-compatible systems across Malibu and usually have the common parts on the truck. Most Linear access control replacements in Malibu run between $350 and $900 installed, depending on whether we’re swapping a receiver, a keypad, or rewiring a full board. You usually find out something failed the hard way: the gate stops answering the remote, the keypad goes dark, or it opens fine for the UPS driver at 10 a.m. and dead-locks by 3 p.m. when the marine layer rolls in and the board can’t handle the moisture anymore.

We’ve been working on Linear equipment out here since 2001, and we can tell you this much: Linear gear is solid, but the coastal air in Malibu punishes circuit boards in a way the manual never mentions. If your system quit right after a heavy fog stretch, the board was probably living on borrowed time. Tell me what it’s doing wrong and I’ll tell you what it actually needs, no runaround.
Which Linear Models This Applies To
We service the full Linear line that shows up on Malibu gates: the AE-100, AE-2000, and AE-500 telephone entry systems, the AP-5 and M3 series keypads, the EXA-2000 and EXA-5000 receivers, and the older RE-1 and RE-2 receiver boards that a lot of Point Dume properties still run. If you can’t find a model number, pop the cover off and look for a white sticker on the board itself. That label tells us the revision, and the revision matters more than people think.
Here’s a compatibility gotcha most people don’t know: Linear changed the wiring harness on the AE-1000 around 2012. The old board won’t drop into the new housing without an adapter, and the new board won’t fit the old box without re-drilling. If somebody sold you a bare board on eBay because it was cheap, there’s a real chance it won’t match your enclosure. We always match the exact revision before we order or install anything.
On the OEM-versus-aftermarket question for Linear access control parts specifically: we’ll install either, but we’re picky. Linear’s OEM boards carry a one-year manufacturer warranty and we know their failure points. Some aftermarket receivers, especially the generic 433MHz units sold online for $45, have sloppy antenna matching and lose range inside a hundred feet, which is fine for a suburban driveway but useless on a Malibu hillside where the gate sits three switchbacks from the house. We’ll tell you flat out when an aftermarket part is a bad match for your layout.
Signs Your Linear Access Control Installation Is Failing
- The gate opens for some remotes but not others. This usually means the receiver is drifting off frequency or a capacitor on the board is leaking. It’s not the remote batteries, and replacing all the remotes won’t fix a receiver that’s dying.
- The keypad lights up but won’t take the code. On Linear keypads, the membrane wears out first, especially on gates facing direct sun in Malibu. The board underneath is often fine, but the carbon contacts on the membrane degrade and stop closing the circuit.
- The gate opens fine all winter and gets flaky in spring. Fog-heavy Malibu mornings mean condensation builds inside the enclosure. Linear boards don’t have conformal coating on the older revisions, and once moisture shorts the relay, behavior gets erratic. We see this pattern constantly out past Point Dume.
- The telephone entry system rings but won’t buzz the gate open. On the AE series, this is almost always a failing relay or a phone line transient that took out the DTMF decoder. The board still answers the call, so owners think it’s the gate operator – it’s not. The access control relay never sends the signal.
- The system works when the sun’s out and dies at night. Thermal expansion. During the day the board flexes just enough to make contact; once it cools, a hairline solder crack opens back up. This is a classic aging-board failure and a good reason to replace rather than keep chasing it.
Replacement Cost & What’s Included
For a standard Linear access control replacement in Malibu, here’s the range we quote most often:
- Receiver swap (EXA series): $350 to $500 installed, including programming all existing remotes.
- Keypad replacement (AP-5 or M3): $300 to $450 installed, including mounting hardware and weather sealing.
- Full board replacement (AE-100/AE-2000): $550 to $900 installed, including rewiring, programming, and testing.
- Complete access control retrofit (keypad + receiver + wiring): $800 to $1,200 installed, depending on conduit condition and enclosure reuse.
What drives the range: the board revision, whether the enclosure can be reused or salt corrosion has eaten the box, and how much of the old wiring is still sound. We quote the job before we start, and that price doesn’t change when we’re standing at your gate with the part in hand. You’ll know the number before a single screw comes out. Every install carries our 90-Day Done Right Promise in writing.
DIY or Call Us?
If you can safely open the enclosure and read the model sticker off a dead board, that information saves us a trip and helps us quote the exact replacement over the phone. Checking whether the system has power at the outlet and whether any breakers tripped is also fair game. Those are safe, useful checks.
Beyond that, I’d pump the brakes. Linear access control runs 120-volt line voltage through the same enclosure as low-voltage data lines, and if the old wiring was done sloppy, you can hurt yourself or fry the new board before it’s ever programmed. Doorbell-type low voltage is one thing. An AE-series board fed from a live circuit is another. We’ve also cleaned up enough DIY wiring jobs over the years to know that a wrong splice behind the keypad is the fastest way to burn out a $400 board on day one. If you’re not sure, call us at (559) 314-7708 and we’ll talk you through what you’re looking at.
FAQs
The honest answer for coastal Malibu is 7 to 10 years on the board, less if the enclosure seal has failed and moisture has been getting in. Receiver boards and keypads usually go first, especially on gates exposed to direct sun and salt air.
Sometimes. If the failure is a single relay or a blown capacitor, we can often repair it at the board level and save you the cost of a full replacement, especially on discontinued revisions you can’t buy new anymore. We’ll tell you if a repair is a bad investment, though, because some boards fail in one area and then cascade.
Most Linear access control replacements in Malibu take 60 to 90 minutes on site, including removing the old board, wiring the new one, programming remotes and codes, and testing the gate through a full open-close cycle. Telephone entry retrofits can run a little longer if we need to re-run wire.
We stock the most common Linear receivers, keypads, and AE-series boards on the truck, and we’re certified to service Linear alongside LiftMaster, Mighty Mule, Ghost Controls, and the other major brands. If you have a rare revision, we’ll source it the right way and stand behind it.
Written by Hal Gatewood, Owner, Gatewood Fence & Gate at Gatewood Fence & Gate, serving Malibu and nearby areas.





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