
Key Fob Damaged , Immobiliser Is On. Car Won't Start ! Help

Best Answer Spaceman2016 , 06 May 2016 - 07:36 PM
Hi just an update . Technozen diagnosed several issues with the old fob . 24 hours later j received new or refunished fob in the post . Tonight I took her out for a spin! Thank you all for your help . Technozen you are champ ! And oh yes it costs £15 plus postage .
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#1
Posted 02 May 2016 - 07:22 PM
Yesterday the car wouldn't start as my only key fob played up . From what I have learned , I need a specialist to reprogram the key fob to synchronise with the manufacturer immobiliser. The problem is I can't find the OBD plug . I can see the 5As unit but no sign of the connector . I looked under the passenger side under the dash board , driver sides , nothing !
An auto locksmith came out and have the same difficult .
I did manage to find two items that could possibly be the OBD plug . Any opinion is appreciated . I will try to upload pics of the 'plug'
Spaceman
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Drives: 1996 Mini Cooper
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#2
Posted 02 May 2016 - 07:24 PM
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#3
Posted 02 May 2016 - 07:25 PM
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#4
Posted 02 May 2016 - 07:29 PM
Plug isn't the right one.
Depends if it's an SPi or MPi, the plug on MPi is down next to heater on drivers side. On Spi it's the green 3 pin plug under the bonnet next to the servo.
It's probably easier to get your keyfobs repaired.
FS
#5
Posted 02 May 2016 - 07:30 PM
Okay this pic answers my question....you have an Spi.Or Pic 2
That plugs for the engine, similar but green is for the 5AS
FS
#6
Posted 02 May 2016 - 07:48 PM
Not exactly the answer you are looking for regarding the OBD Plug but it this sounds very similar to a problem that's been posted before as I'm sure FlyingScot might have memory of, here's the post if you want a quick read up:
http://www.theminifo...te-help-please/
On the last page there is a post regarding the service Katsuro used to have his fob repaired, granted it was 3 years ago but I doubt pricing has changed much since then. £46 is a bargain as opposed to having to take out the full system.
Good luck!
Edited by Mini_Ky, 02 May 2016 - 07:49 PM.
#7
Posted 02 May 2016 - 07:53 PM
Programming the SPi is strait forward but most folks don't have the kit if you decide to go that way.
FS
#8
Posted 02 May 2016 - 08:03 PM
I am assuming the battery for the fob was checked by the auto locksmith?
#9
Posted 02 May 2016 - 08:33 PM
I will try to contact the fob repairer tomorrow . From what I have gathered - as my fob is two buttons - this may require me to send the 5AS unit and the damaged key fob to repair. I hope not . But the attached pic hopefully is the OBD plug . I have an auto locksmith guy who can plug it up and program me a new key . Fingers crossed
Attached Files
#10
Posted 02 May 2016 - 08:35 PM
#11
Posted 02 May 2016 - 10:11 PM
Are you sure that it isn't a flat battery in the fob? If you replace it, then you need to press the lock or unlock (can't remember which) button 4 times to resync the fob with the 5AS. Worth a try. I have also had them where the small crystal (silver cylindrical can soldered to the board in the fob) has a broken leg, that can cause it but is an easy fix.
#12
Posted 06 May 2016 - 07:36 PM Best Answer
#13
Posted 06 May 2016 - 08:04 PM

He has a huge experience with the Lucas / TRW 5AS and has helped several members with keyfobs or the alarm unit itself
FS
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