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  1. Sigma m4 car alarm help.

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    I have a bought myself a e36 vert 1999. It has an sigma m4 installed with pad but no fob. Is there a way to hard reset the unit.? As I have sourced the original valet code. Or will I have to scrap the unit and install a new alarm. If I was to install a new alarm would the s30 sigma be nearer...
  2. E36 Sigma SG / 3T car alarm wiring

    Auto Electrical Forum
    Does anyone have a wiring diagram or schematic for a Sigma SG / 3T alarm? I'm rewiring my 1995 M3 after a cabin fire and this is the last piece of the jigsaw.
  3. 3T Sigma fob Lost (Alarm Armed) - need help!

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    Hi, As the title says, i had the one button black BMW AC38 type fob (for the sigma 3T alarm) for over a year since owning the car, it had the corner cut off so was unable to attach to a keyring, but the inevitable happened and I've finally lost it, whilst armed!... I've removed the fuses for...
  4. Issues with Sigma alarm(s) - 1997 E36

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    Hi all I've got a couple of strange queries regarding Sigma alarms - unfortunately, not the standard BMW ones listed in the guides on here, or at least their model number doesn't match even though the keyfobs are similar. While my E92 is off the road, I purchase a very cheap E36 - this came...
  5. 1995 E36 - 2T Factory Alarm - How to re-program a spare fob (by Sigma) to work with the car ?

    BMW 3 Series Forum - Technical Talk on the BMW E21
    Hey all, When I bought my car, I had 2 keys & 2 remote fobs - Sadly I've lost one fob :frown. So I went to an official BMW dealer at my town, and they said my car is too old, so a NEW remote fob costs £50 & re-programming will cost £200. But hey come on! why pay £250 just for a remote...
  6. 1997 E36 328i Sport Coupe - Multiple Security Issues

    BMW 3 Series Forum - Technical Talk on the BMW E21
    Ill try and keep it short and sweet, cheers in advance for any help, I really want to get this sorted now. Bought the car in spring last year with one fob, its never worked in my ownership (3g MK2 system). I replaced the battery a few months back to no avail, and today finally found time to get...
  7. sigma 3g Mk2 alarm fob with internals

    Hereford BMW - Bimmerforums Shop
    Hi could I please have a quote for the above thanks
  8. Can anyone program my 2t sigma alarm fob?

    General BMW Discussions
    As above as my current one is held together by tape and I have a spare that needs programming, can anyone do it for me ?
  9. 1995 E36 316i, sigma g3 alarm fob reprogram

    BMW 3 Series Forum - Technical Talk on the BMW E21
    hi guys i have a 1995 m reg bmw 316 ise which is fitted with a sigma star g3 alarm the problem is i have an early model receiver so there is no program switch and i have purchased a new key fob and i cant pair the fob with the receiver, if anyone could advise me how to do it if possibe i would...
  10. 1995 318is Sigma (2/3T) Lock/Unlock beep

    Auto Electrical Forum
    Hey, I was just wondering if it is possible to get the alarm to 'chirp' when I lock and unlock the car? I have a 318is with what I believe to be the Sigma 2T or 3T alarm system, it has a single-button grey alarm fob with 'Type AC110' written on the back.
  11. 1995 E36 318iS - Flat Battery

    Auto Electrical Forum
    Wondered if anyone has any advice. Battery is flat. It's a fairly new batt. I reckon I left the interior light on. Should just be a straight forward jump start? Before I do it, is there anything I should watch out for? I'm thinking particularly about the alarm. It's a BMW 2T / Sigma SG...
  12. 1995 e36 328i m52 coupe - 3T alarm reprogrammer

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    Hi All My immobiliser has just stopped responding to my keyfob (grey/black single button type with flashing LED). Car is stranded in the work carpark. After reading all the posts on the Sigma/BMW 3T alarm system, I realise that I need a new fob and the Sigma programmer box to pair up the new...
  13. 1995 BMW E36 Sigma Alarm/Imobilser Help!!

    BMW 3 Series Forum - Technical Talk on the BMW E21
    Hi Folks! I have a E36 Sigma Alarm/Imbolizer problem as the car will not start.. if you can help. 1) The car standing and battery was disconnected for some time but now reconnected. 2) Had a new engine put in, I tryed swaping the ECU's but no luck. 3) Everytime I disarm the alarm and start...
  14. 1993 E36 Sigma Alarm T3 help!

    Auto Electrical Forum
    Hello, Have read through some useful threads on here regarding the sigma T3 alarm system but need some futher help if anyone can? Last night my fob stopped working, assumed the batteries had gone although the red LED on the fob did light up when button pressed but no reaction from the car. I...
  15. 1998 E36 318is sigma alarm

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    hi, my auto enclosure used to work when armimg the car, i recently had to change my batt, now the auto enclosure does not work, i have a code box in my passager side window, Is the a code i can put in to turn the auto enclosure feature active? If not how can I activate the feature? cheers
  16. 1996 E36 318is sigma alarm

    Auto Electrical Forum
    hey guys a while back the batteries came out of my key fob whilst the fob was in my pocket, since it was longer than 30 secs the fob deactivated and the alarm went mental i took the car to my local main stealer to have the fob recoded which couldnt be done because the computer would not...
  17. 1997 E36 318is - Sigma Alarm

    BMW 3 Series Forum - Technical Talk on the BMW E21
    I have a cat 1 S30 Sigma alarm fitted in my car, Though i have no code nor do i have a key fob, i have scoured the internet for hours looking for contact infomation etc but i can't find sigma any where. No.1 - I would like to get the alarm working new code with key fob, but have no idea where i...
  18. 1998 E36 328 lost my last and only sigma fob for my 328 please HELP???!!!

    BMW 3 Series Forum - Technical Talk on the BMW E21
    hi everyone, can somone please help me, iv lost my last and only alarm fobb for my, 98- 328. :grumpy:grumpy its a full closure sigma system with the fobb that only has the one button. how do i shut the immoilizer down temporerilly? (i still have all the keys) is there anywhere that can help me...
  19. 1999 Touring E36 Sigma CP1 Alarm Programmer

    Auto Electrical Forum
    My 96 convertible has the Sigma "one button" alarm system. I know it needs programming with the CP1 programmer but I'm trying to find out about this mythical item. Has anyone ever seen a CP1, or better still got a picture of one? Has anyone had their fobs recoded using it? Where does it...
  20. 1996 E36 323i - SIGMA 1 Button Fob - Reprogramming

    BMW 3 Series Forum - Technical Talk on the BMW E21
    Hi everyone, Ive just bought a E36 323i with a SIGMA 1 Button BMW alarm but i only have one alarm fob. Ive managed to get hold of another one but it needs reprogramming for my alarm. Ive had a search on here but can only find the instructions to do the 2 button SIGMA fob. Im just wondering...