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Mighty Mule Keypad & Intercom Repair: The Tarzana Owner’s Guide
We stock Mighty Mule-compatible keypads and intercom modules on our trucks and install them same-day in Tarzana, with most keypad replacements running between $145 and $260 installed and intercom repairs between $180 and $380 depending on the part. The failure usually announces itself in one of two ways: the keypad stops taking a code entirely, or it takes the code and the gate does not move. In Tarzana, we see the FM145 and FM137 keypads fail most often after four to six years outdoors, especially on gates facing south or west where afternoon sun beats on the housing directly. The plastic face degrades, the membrane beneath it cracks, and moisture works its way into the board. We are an independent service provider, not affiliated with Mighty Mule, but the parts we install are matched to your opening serial number so the receiver learns them the first time.

Which Mighty Mule Models This Applies To
Mighty Mule has three keypad generations in the field, and Tarzana gates with original installs from the mid-2010s often still have the first series wired in. If your keypad has a black face with white buttons and no backlight, that is an FM135. If the face is gray with a visible seam around the edge, it is likely an FM145. The newest FM200 series uses a different receiver frequency, and we will not sell you an FM145 to replace an FM200 keypad because the board will not communicate. The cleanest way to identify what you have is the part number sticker inside the battery compartment, but sun-faded housings in Tarzana often have no readable sticker left. When that happens, we match by transmitter frequency and the learn-button color on the receiver board. For most homeowners, a genuine Mighty Mule replacement is the right call because aftermarket keypads for this brand are hit-or-miss on the radio handshake, and we would rather install a part we know will pair on the first attempt.
Signs Your Mighty Mule Keypad & Intercom Repair Is Failing

- You type the code and nothing happens, no beep, no click. The membrane under the keypad buttons has cracked, or water got into the board. The keypad looks fine from the outside, which is why this one gets misdiagnosed as a receiver problem.
- You type the code and the keypad beeps, but the gate does not open. The keypad is likely fine and the receiver is not learning the signal. This can be a failing keypad board or a receiver that drifted off its frequency.
- The gate opens from the remote but not from the keypad. That isolates the failure to the keypad itself. The remote and the keypad use separate signal paths; when only one fails, the diagnosis is usually straightforward.
- Some buttons work and others don’t. This is almost always a cracked membrane, not a board failure. One or two digits become unreliable, then dead, and entry codes containing those digits no longer work.
- The intercom buzzes continuously or drops calls. On wired intercom systems, our Tarzana service calls usually find a corroded connector at the keypad end, not a failed speaker. We replace the connector, reseal the housing, and the buzz clears.
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AfterReplacement Cost & What’s Included
In Tarzana, a Mighty Mule keypad replacement runs $145 to $260 installed, with the spread coming down to which series your gate was built with and whether we are reusing the existing mounting plate. Intercom module repairs run $180 to $380 installed; the low end is a connector or speaker replacement, and the high end is a full module swap with a new transformer. The price you get is the price you pay because we write it down before we touch anything, per Haven Standard Clause 1. That number includes the part, the labor, the programming and testing of the new keypad, and a photo record of everything we replaced, which we leave with you and file in the job record. If the repair is not right within 365 days, we make it right at no charge.
DIY or Call Us?

You can safely check two things before you pick up the phone. First, put fresh batteries in the keypad, because Mighty Mule keypads draw down in heat and a dying battery in a Tarzana summer is the single most common cause of an unresponsive keypad. Second, confirm the gate opens normally from the remote, because if it does not, this is not a keypad problem at all. After that, we recommend you stop. The real risk in DIY is not the keypad itself but what owners do next: they open the operator housing looking for the receiver and touch capacitor terminals that are still holding voltage. We have seen a homeowner get knocked backwards in Tarzana doing exactly that. If the battery swap and remote check do not solve it, call (424) 258-8818 and we will have a technician out the same day.
FAQs
Four to six years outdoors, less if the keypad faces direct sun or sprinkler spray. The plastic degrades, the membrane cracks, and moisture gets in; once that happens, the repair is a replacement, not a patch.
If your keypad is at the end of that range and acting up, call (424) 258-8818 for an exact installed price. Estimates are free.
Sometimes. A cracked membrane on an FM145 can be replaced if the board underneath is still clean. If water reached the board, we replace the whole keypad, because a repaired board tends to fail again within a year. We will show you photos of the inside before we recommend one path over the other.
Most keypad replacements take 45 to 60 minutes including programming and testing every code you use. If we are also replacing a receiver board, give us 90 minutes. We will tell you the window before we start and we stick to it.
Yes. Our Tarzana trucks carry FM135, FM145, and FM200-series keypads, plus the common receiver boards and intercom connectors. We also stock compatible parts for LiftMaster, Ghost Controls, and DoorKing, so if your gate has mixed-brand components we can usually handle the entire repair in one visit.
Call (424) 258-8818 and tell us the part number if you have it. If you don’t, we’ll match it on site.
Contact Vance Gate Repair Tarzana

If your Mighty Mule keypad or intercom has failed, call (424) 258-8818 for a free estimate. A live person answers at any hour, and we’ll dispatch a background-checked, uniformed technician to your Tarzana property with the right part on the truck. You get a written price before any work starts, and a photo record of what we found and what we replaced when we leave. That is the way Adrian Vance has run this shop since 2014: name what you found, name what it costs, name what you left behind.
Written by Adrian Vance, Owner, Vance Gate Repair Tarzana at Vance Gate Repair Tarzana, serving Tarzana and nearby areas.





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