# Accelerator pedal

**URL:** <https://community.electricforum.com/t/accelerator-pedal/23323>\
**Category:** GEM Forum\
**Tags:** gem\
**Created:** [January 21, 2022, 5:42pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323 "2022-01-21T17:42:12Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![syrupdawg](https://avatars.discourse-cdn.com/v4/letter/s/ecccb3/32.png) [@syrupdawg](https://community.electricforum.com/u/syrupdawg)\
**Post date:** [August 15, 2022, 10:26am UTC](https://community.electricforum.com/t/accelerator-pedal/23323/25 "2022-08-15T10:26:11Z")

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Sorry mine is s 2009

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**Author:** ![Larry](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/larry/32/1265_2.png) [@Larry](https://community.electricforum.com/u/Larry)\
**Post date:** [August 16, 2022, 8:06pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/26 "2022-08-16T20:06:19Z")

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@AssyRequired

How do I check the accelerator pedal circuit? I’m getting an error code 5 which seems to be either the pedal, the circuit, or the actuator. The descriptions I read searching the forum seem to differ, but maybe I’m being obtuse!

Larry Ready

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**Author:** ![AssyRequired](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/assyrequired/32/7621_2.png) [@AssyRequired](https://community.electricforum.com/u/AssyRequired)\
**Post date:** [August 16, 2022, 10:48pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/27 "2022-08-16T22:48:24Z")

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Still/Again? Your last post was about having pedal issues back in July.  
Is this still on the 2008 car? I remember it was solved by spraying with contact cleaner and cleaning out the socket.

For your 08 you should be looking at the codes for the T4 controller.  
Oddly enough I was mentioning a 05 code in your last post here. Post 17

> [@2008 GEM troubleshooting](https://community.electricforum.com/t/2008-gem-troubleshooting/24588/17):
>
> No power on A1/A2 or on F1/F2. I’m looing forward to the pin numbers, and if you will give me instructions on testing the pins, i.e., do I probe the male or female pins or receptacle. Meanwhile I’ve been searching for a replacement throttle, none of the regular parts sites offer them. I found an old thread where Inwo had them but the last post was that he no longer had them.

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**Author:** ![Larry](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/larry/32/1265_2.png) [@Larry](https://community.electricforum.com/u/Larry)\
**Post date:** [August 17, 2022, 12:45pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/28 "2022-08-17T12:45:53Z")

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Again. It ran great for several days, then I had a rear wheel bearing disintegrate, ordered a hub from NEVAccessories which was on backorder. Once it arrived I installed it and attempted to test drive the GEM. Pressed the accelerator and right back to the prior situation. I sprayed the connector again without luck. Back to hearing the “clunk” but no movement.

Obviously (to me at least) the hub bearing had no effect on the circuits so it appears to be coincidental.

Yes, this is the same 2008 and a continuation of the ongoing problems.

THanks,

Larry

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**Author:** ![AssyRequired](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/assyrequired/32/7621_2.png) [@AssyRequired](https://community.electricforum.com/u/AssyRequired)\
**Post date:** [August 17, 2022, 1:27pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/29 "2022-08-17T13:27:48Z")

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I’d have a more detailed look at that connector. Specifically Pins 7, 8, 9.

It sounds like you need to partially disassemble the connector and remove the pins one at a time, give the wiper on each pin a little tweak so it grips the pin better and reassemble.

It’s not a difficult thing to do but it does involve a bit of detail work. Is this something you feel you could do?

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**Author:** ![Larry](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/larry/32/1265_2.png) [@Larry](https://community.electricforum.com/u/Larry)\
**Post date:** [August 18, 2022, 10:29pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/30 "2022-08-18T22:29:55Z")

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I’ll give it a shot…

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**Author:** ![syrupdawg](https://avatars.discourse-cdn.com/v4/letter/s/ecccb3/32.png) [@syrupdawg](https://community.electricforum.com/u/syrupdawg)\
**Post date:** [August 21, 2022, 10:42am UTC](https://community.electricforum.com/t/accelerator-pedal/23323/31 "2022-08-21T10:42:32Z")

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Heres the inside of mine. I tried cleaning it and it helped for a little bit but then slowly fades out again to no pedal

 ![20220820_074131](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/7/7711836b788e72fa6f2dd82fe91a93a0bea07ce3.jpeg)

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**Author:** ![syrupdawg](https://avatars.discourse-cdn.com/v4/letter/s/ecccb3/32.png) [@syrupdawg](https://community.electricforum.com/u/syrupdawg)\
**Post date:** [August 26, 2022, 3:32pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/32 "2022-08-26T15:32:20Z")

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I wound up finding one on a wrecked gem car for $100. Will be putting on this weekend

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**Author:** ![AssyRequired](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/assyrequired/32/7621_2.png) [@AssyRequired](https://community.electricforum.com/u/AssyRequired)\
**Post date:** [August 26, 2022, 3:41pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/33 "2022-08-26T15:41:58Z")

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Perfect. I was also working on several other sources. All of them are either being very difficult to deal with or wanting wayyy too much money for theirs. I don’t deal with scrappers that have jacked up prices.

Don’t toss out your old unit. I might buy that from you.  
I would like to also like to figure out exactly what is happening to these pedals.

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**Author:** ![JarJarJava](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/jarjarjava/32/15158_2.png) [@JarJarJava](https://community.electricforum.com/u/JarJarJava)\
**Post date:** [August 26, 2022, 4:03pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/34 "2022-08-26T16:03:09Z")

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> [@AssyRequired](#):
>
> I would like to also like to figure out exactly what is happening to these pedals.

So we can’t shoot them, light them on fire, crush them with a bulldozer and shoot them into a decaying orbit around the sun?

😭

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**Author:** ![AssyRequired](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/assyrequired/32/7621_2.png) [@AssyRequired](https://community.electricforum.com/u/AssyRequired)\
**Post date:** [August 26, 2022, 4:37pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/35 "2022-08-26T16:37:34Z")

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No! These are the mid-gen pedals for the 05-15 cars.

The designers only need to be flogged for mounting them upside down out where the actuator arm slot is pointed up so it can fill up and hold water quite nicely (working theory).

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**Author:** ![dougl](https://avatars.discourse-cdn.com/v4/letter/d/b19c9b/32.png) [@dougl](https://community.electricforum.com/u/dougl)\
**Post date:** [August 26, 2022, 5:02pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/36 "2022-08-26T17:02:01Z")

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> [@AssyRequired](#):
>
> Don’t toss out your old unit. I might buy that from you.  
> I would like to also like to figure out exactly what is happening to these pedals.

looking closely at the picture it appears the 4 contact fingers have worn through the resistive coating. One solution might be to move those spring loaded contact fingers ~1mm up or down so it contacts the resistive material where it’s not warn off. Another option could be to move the mount plate but with the many mounting pins and the connector it’d be tough to get a 1mm adjustment in only they Y axis.

Another hack might be to determine the resistive range needed and mount POT(s) at the pivot point of the pedal and jumper it into the circuit.

As for the circuit, the top looks to have 2 POTs where to top POT has outputs across the resistor and the 2nd POT is in series with the wiper of the 1st POT.  
The lower 2 POTs include separate resistors. The 1st POT is in the middle of 2 series resistors. Lower/ 2nd POT looks to possibly have the wiper in parallel with the upper of the 2 POTS.

There is conductive lubricant on the lower 2 POTs but not the upper 2 POTs.

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**Author:** ![dougl](https://avatars.discourse-cdn.com/v4/letter/d/b19c9b/32.png) [@dougl](https://community.electricforum.com/u/dougl)\
**Post date:** [August 26, 2022, 5:25pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/37 "2022-08-26T17:25:40Z")

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> [@AssyRequired](#):
>
> The designers only need to be flogged for mounting them upside down out where the actuator arm slot is pointed up so it can fill up and hold water quite nicely (working theory).

I doubt they’d need to fill up with water to have the moisture degrade the circuit. Boy they charge an arm/leg for such an inexpensive circuit.

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**Author:** ![AssyRequired](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/assyrequired/32/7621_2.png) [@AssyRequired](https://community.electricforum.com/u/AssyRequired)\
**Post date:** [August 26, 2022, 6:09pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/38 "2022-08-26T18:09:50Z")

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The top track is actually the “Pedal up” switch. Looking close you can see the tiny split in the resistive coating. The second swiper/track down is part of the return signal. Without taking this apart I believe there is a connect on the underside of the stick connecting the two finger boards.

The actual variable pot is the lower one. again, the two wipers are related. The signal goes up one and back on the other but tapped via the other little traces.

Yes, all kinds of crazy going on in these things.

If I remember this story correctly…  
This was not a fail pedal. It is one of those that works fine when first run after power up. After xx time it slows down, eventually to a crawl. This usually has people looking at it as a failing battery issue but with no codes I think it is the controller sees it as the driver is just not pressing on the pedal.

Something is heating up. I’m looking at that Trace that looks toasty.

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**Author:** ![JarJarJava](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/jarjarjava/32/15158_2.png) [@JarJarJava](https://community.electricforum.com/u/JarJarJava)\
**Post date:** [August 26, 2022, 6:16pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/40 "2022-08-26T18:16:04Z")

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> [@AssyRequired](#):
>
> No! These are the mid-gen pedals for the 05-15 cars.

I’ll trade you for a bronzed tig pedal from the infamous 02 cauck…

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**Author:** ![Johneverhart](https://avatars.discourse-cdn.com/v4/letter/j/90db22/32.png) [@Johneverhart](https://community.electricforum.com/u/Johneverhart)\
**Post date:** [May 1, 2025, 3:02pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/42 "2025-05-01T15:02:15Z")

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I need one for a 2006

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [May 1, 2025, 11:22pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/43 "2025-05-01T23:22:50Z")

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Message @Old_Houseboater for a bolt in kit.  
I can sell new pot-box only.

 ![Sat throttle](https://canada1.discourse-cdn.com/flex030/uploads/electricforum/original/2X/6/6445ecab1071f6043b2c0581bc5fa3d18f232fc1.jpeg)

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**Author:** ![Inwo](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/inwo/32/1067_2.png) [@Inwo](https://community.electricforum.com/u/Inwo)\
**Post date:** [May 1, 2025, 11:24pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/44 "2025-05-01T23:24:20Z")

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@AssyRequired may have developed a solid state model.

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**Author:** ![Old\_Houseboater](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/old_houseboater/32/544_2.png) [@Old\_Houseboater](https://community.electricforum.com/u/Old_Houseboater)\
**Post date:** [May 1, 2025, 11:53pm UTC](https://community.electricforum.com/t/accelerator-pedal/23323/45 "2025-05-01T23:53:42Z")

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I have $350 exchange includes shipping and return shipper for your core

check or cash Rodney Diehl

2400 Baywater road  
Tavares Florida  
32778

251 269 3182

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**Author:** ![Johneverhart](https://avatars.discourse-cdn.com/v4/letter/j/90db22/32.png) [@Johneverhart](https://community.electricforum.com/u/Johneverhart)\
**Post date:** [May 2, 2025, 1:41am UTC](https://community.electricforum.com/t/accelerator-pedal/23323/46 "2025-05-02T01:41:52Z")

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Thanks for the reply. That sounds reasonable. I want to make sure it fits a 2006 GEM E4. Do I send you the check first and then ship the core?

John Everhart

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