# "Electric Parking Brake Malfunction" "Vi$it your dea£er"

**URL:** <https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311>\
**Category:** General Discussion\
**Tags:** lexus, rx350\
**Created:** [May 26, 2022, 5:17am UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311 "2022-05-26T05:17:31Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [May 27, 2022, 4:58pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/21 "2022-05-27T16:58:38Z")

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> [@Robert-Gift](#):
>
> Nothing happens when turning the other switch on which automatically applies the parking brake when the vehicle is placed in PARK.

There is only one switch, do you mean switching from auto mode to manual?

Push the switch down for ten seconds, pull the switch up for ten seconds to try to initialize the parking brake.

My co-worker always removes the actuators and retracts the pistons manually. I asked him if the warning message appears, only once when he forgot to release the parking brake before disassembly. No faults shown in the control module, the solution; cycle the switch twice.

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**Author:** ![Mustangman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mustangman/32/44130_2.png) [@Mustangman](https://community.cartalk.com/u/Mustangman)\
**Post date:** [May 27, 2022, 5:07pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/22 "2022-05-27T17:07:52Z")

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> [@bcohen2010](#):
>
> miss the days when you could buy a printed factory service manual

The last one I bought, in 1993, cost $200 was 2 books and was a total of 14 inches wide. Yeah, I don’t miss those days

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**Author:** ![Barkydog](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/barkydog/32/2470_2.png) [@Barkydog](https://community.cartalk.com/u/Barkydog)\
**Post date:** [May 27, 2022, 6:49pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/23 "2022-05-27T18:49:17Z")

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If I recall correctly our manual for the JCB was nearly $700 and it came on a cd that had an old Adobe Acrobat interface that had to be run on a win7 laptop,

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**Author:** ![bcohen2010](https://avatars.discourse-cdn.com/v4/letter/b/779978/32.png) [@bcohen2010](https://community.cartalk.com/u/bcohen2010)\
**Post date:** [May 27, 2022, 10:28pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/24 "2022-05-27T22:28:42Z")

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> [@asemaster](#):
>
> But that paper manual is obsolete the day after you use it. It will not provide updated repair info, part supercessions, revised service procedures, software updates, etc. You get the picture.
> 
> Your local garage has (or should have) subscriptions to at least 2 of these types of service information providers. They have to spend all that money they make on something.

Of course, for a “local garage”, which is in the **business** of repairing customers’ vehicles for a profit, it makes sense to subscribe to these type of services. However, **I am not a business**. I am a DIYer who works on my own personal vehicles.

> [@PvtPublic](#):
>
> True, but on the other hand, for the price of the 2 day subscription you can download the entire manual. That’s really not a bad deal at all.

Good luck with that. I would assume that these technical services use the same type of technological protection which J.Wiley & Sons uses for PDF textbook downloads and for time-limited viewing of academic papers, which displays in a web page an encrypted PDF file _which is restricted against printing or copying and pasting_.

Obviously, if you can view something on your screen, you can hit Alt+Print Scrn and take a screenshot, paste the screenshot into Paint, edit as needed, and print. However, if you need to print more than a few pages, this gets _really_ tedious, really fast.

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [May 27, 2022, 11:42pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/25 "2022-05-27T23:42:03Z")

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> [@bcohen2010](#):
>
> I miss the days when you could buy a printed factory service manual,

I’ve never regretted purchasing the factory service manual book at the time I purchased my VW Rabbit and my Corolla. Well worth the cost. I purchased either a Haynes or Chilton’s manual too, to go along with the factory manual. It’s often the case that one manual offers a clear explanation of something, while the other doesn’t. And visa versa.

For my 50 year old Ford truck, with a simpler drivetrain design than the other two, I only have the Chilton’s and Haynes manual, no factory manual. The only time I’ve needed the truck’s factory manual was to replace the clutches in the differential third member. For that I found the procedure from a Mitchell’s shop manual they had at the local library. If I wanted the truck’s factory manual, it’s readily available in CD format for about $25.

I’m guessing the reason factory manuals in book format are no longer available is b/c they’d take so many pages. They’d likely have to published as a 2 or 3 volume set. Let alone the verbage & diagrams required to explain the complexity of the emissions system, SRS system, anti-lock brakes, entertainment systems, etc, just the wiring diagrams these days take hundreds and hundreds of pages. For contrast, my truck’s entire wiring diagram takes just 3 1/2 pages.

It’s not that much of a problem to not have a factory repair manual in paper form. Provided that the owner can access it for a small fee from the manufacture’s website. Add to that the many pertinent web pages and utube vdo’s available. I’m presuming Chilton’s and Haynes are still publishing their repair manuals, which will cover most of the common diy’er tasks. Up until the late 1970’s most car-knowledgeable diyer’s could do most of the maintenance and repairs themselves in their driveway. On modern cars, many of the tasks are best left to a repair shop b/c of a requirement for specialized information & tools, high end diagnostic equipment etc.

And if you plan to open your wallet wide enough to purchase a new car, there’s no reason you can’t ask the dealership to toss in access to the shop manual too. As long as you haven’t forked over your loot, the purchaser has a good deal of control over the negotiation.

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**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [May 28, 2022, 5:48pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/26 "2022-05-28T17:48:23Z")

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> [@Nevada\_545](#):
>
> > [@Robert-Gift](#):
> >
> > Nothing happens when turning the other switch on which automatically applies the parking brake when the vehicle is placed in PARK.
> 
> _There is only one switch, do you mean switching from auto mode to manual?_
> 
> _Push the switch down for ten seconds, pull the switch up for ten seconds to try to initialize the parking brake._
> 
> _My co-worker always removes the actuators and retracts the pistons manually. I asked him if the warning message appears, only once when he forgot to release the parking brake before disassembly. No faults shown in the control module, the solution; cycle the switch twice._

Thank you.  
Shall tryvhen I geto the Letsuck.

The push-button **(o) HOLD** switch causes thelectronic parking brake to apply when in **Park**.  
(We leave it off.)

The **(P)** lever switch is pulled up to turn the thelectronic parking brake **ON** - in **Park** , **Reverse** or **any gear**.  
Must be pushedown to release thelectronic parking brake.  
(Before departing on an emergency transport, I use it withengine in gear to apply load to thengine and warm it up better while I am outside cleaning theadlights and light bar.)

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**Author:** ![lion9car](https://avatars.discourse-cdn.com/v4/letter/l/59ef9b/32.png) [@lion9car](https://community.cartalk.com/u/lion9car)\
**Post date:** [May 28, 2022, 6:16pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/27 "2022-05-28T18:16:50Z")

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> [@Robert-Gift](#):
>
> (Before departing on an emergency transport, I use it withengine in gear to apply load to thengine and warm it up better while I am outside cleaning theadlights and light bar.)

Am I reading this correctly? Are you saying that the car is in gear and only the parking brake is holding it while there’s no driver in the car? If so, this is stupid, to be blunt.

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [May 28, 2022, 6:36pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/28 "2022-05-28T18:36:42Z")

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> [@Robert-Gift](#):
>
> The push-button **(o) HOLD** switch causes thelectronic parking brake to apply when in **Park**.  
> (We leave it off.)

The “Hold” button is the hill-hold feature, intended to be used in drive, automatically releases when the accelerator is pressed.

This vehicle will outlive you, no need to for the absurd warm-up practices.

 ![image](https://global.discourse-cdn.com/cartalk/original/3X/a/c/acada154ae6db4636f4fe2d5505ab677b2e8816d.png)

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [May 28, 2022, 6:58pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/29 "2022-05-28T18:58:58Z")

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> [@George\_San\_Jose1](#):
>
> I’m guessing the reason factory manuals in book format are no longer available is b/c they’d take so many pages. They’d likely have to published as a 2 or 3 volume set.

Think again . . .

Try 5 volumes or more

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**Author:** ![VOLVO-V70](https://avatars.discourse-cdn.com/v4/letter/v/8e8cbc/32.png) [@VOLVO-V70](https://community.cartalk.com/u/VOLVO-V70)\
**Post date:** [May 28, 2022, 7:10pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/30 "2022-05-28T19:10:21Z")

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Absurd practice and R. Gift are pretty much the same thing.

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**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [May 28, 2022, 7:27pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/31 "2022-05-28T19:27:50Z")

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> [@lion9car](#):
>
> > [@Robert-Gift](#):
> >
> > (Before departing on an emergency transport, I use it withengine in gear to apply load to thengine and warm it up better while I am outside cleaning theadlights and light bar.)
> 
> _Am I reading this correctly? Are you saying that the car is in gear and only the parking brake is holding it while there’s no driver in the car? If so, this is stupid, to be blunt._

Yes. The vehicle is idling in DRIVE with thelectric parking brake holding it fromoving while I clean theadlights and light bar.  
Since Drive applies load to thengine, it my help thengine warm a little more quickly.  
Though I always try to be gentle, it is better for thengine to be as warm as possible before pushing it.

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**Author:** ![weekend-warrior](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/weekend-warrior/32/26122_2.png) [@weekend-warrior](https://community.cartalk.com/u/weekend-warrior)\
**Post date:** [May 28, 2022, 7:30pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/32 "2022-05-28T19:30:46Z")

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Robert, please stop doing this!! if the brake fails or the electronics you can get run over or pinned. your vehicle will not warm up any faster to be worth it.

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**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [May 28, 2022, 7:36pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/33 "2022-05-28T19:36:17Z")

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> [@weekend-warrior](#):
>
> _Robert, please stop doing this!! if the brake fails you can get run over or pinned. your vehicle will not warm up any faster to be worth it._

Good point!  
Have never had a problem since thengine is only in idle and both doors are open for me to jump in.  
The SUV is also facing up hill, so idle speed would start out moving slowly.  
Just idle in Park and lethengine rpms be higher under no load while cleaning.  
(When I arrive home I wanto clean everything but at 01-dark-thirty I just wanto lie down and sleep.)

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**Author:** ![texases](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/texases/32/862_2.png) [@texases](https://community.cartalk.com/u/texases)\
**Post date:** [May 28, 2022, 7:37pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/34 "2022-05-28T19:37:52Z")

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> [@Robert-Gift](#):
>
> The vehicle is idling in DRIVE with thelectric parking brake holding it fromoving while I clean theadlights and light bar.

This is NUTS! Stop doing it.

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [May 28, 2022, 7:42pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/35 "2022-05-28T19:42:18Z")

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> [@Robert-Gift](#):
>
> Just idle in Park and lethengine rpms be higher under no load while cleaning.

Switch the engine off, stop polluting the air. It is 84 degrees in Denver, CO.

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**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [May 28, 2022, 7:50pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/36 "2022-05-28T19:50:21Z")

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> [@Nevada\_545](#):
>
> > [@Robert-Gift](#):
> >
> > Just idle in Park and lethengine rpms be higher under no load while cleaning.
> 
> _Switch the engine off, stop polluting the air. It is 84 degrees in Denver, CO._

Buthengne ain’t.  
Does not hotter, sooner, mean thexhaust is catalyzed sooner, better?  
(Takes only a minute to clean.)

(Now to replace the oil draining for the last severahours. New oil filter already installed.)

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<div class="post-metadata">

**Author:** ![weekend-warrior](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/weekend-warrior/32/26122_2.png) [@weekend-warrior](https://community.cartalk.com/u/weekend-warrior)\
**Post date:** [May 28, 2022, 8:07pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/37 "2022-05-28T20:07:55Z")

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> **[The Cold Truth About Warming Your Car Up in the Winter | GetJerry.com](https://getjerry.com/advice/how-long-should-you-let-your-car-warm-up)**
>
> Idling your car to warm it up in cold weather wastes fuel, hurts the environment, and can damage your engine.

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<div class="post-metadata">

**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [May 28, 2022, 9:03pm UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/38 "2022-05-28T21:03:00Z")

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Called “Puffing” in Coldorado, it is now illegal. (Acquaintance had his vehicle stolen whileasily seen puffing in his driveway on a cold winter morning.)  
Being a registered tree-hugger and Greenie, I have never done it.  
But I had thengine under load for the few minutes I had it warm and 0W-20 oil circulating while cleaning lights before departing.

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<div class="post-metadata">

**Author:** ![Robert-Gift](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/robert-gift/32/356_2.png) [@Robert-Gift](https://community.cartalk.com/u/Robert-Gift)\
**Post date:** [June 6, 2022, 1:27am UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/39 "2022-06-06T01:27:59Z")

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> [@Nevada\_545](#):
>
> I use a scan tool to retract the parking brake. After completing the brake repair, the indicator light is flashing. To initialize the parking brake, lift and hold the parking brake switch for ten seconds.

Thank you.  
I removed the brake motorso that I could manually screw-in the threaded shaft. The motors screw the shaft out so that it pushes againsthe inside brake pad causing both pads to clamp onto the brake disk.  
Once the threaded shaft wascrewed in, and I could fithe caliper withick pads over the brake disk, I reattached each brake motor to its shaft.  
Was expecting the brake motors to screw the shaft out, pressing the brake pad againsthe disk, and reversing a small distance so the pads would notouch the disk.

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<div class="post-metadata">

**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [June 6, 2022, 1:58am UTC](https://community.cartalk.com/t/electric-parking-brake-malfunction-vi-it-your-dea-er/184311/40 "2022-06-06T01:58:06Z")

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Were you able to restore operation?

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