General Major help needed please!

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General Major help needed please!

Rich

Former FIAT Obsessive
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Hi Guys

I'm at work in halfrauds at the mo, and one of our guys has fitted a handsfree kit to an 04 Ulysee. It worked fine for 5 minutes, then the car went tits up!

Apparently, the radio now refuses to work, and the engine won't start (the immobiliser warning light comes on he said). Anyone got any ideas? I've taken the battery out and we are now 23 minutes in, going to reconnect it after 30.

*prays that Stu is online*
 
Its not Sat Nav, just a radio.

We've just reconnected the battery, and the wipers are on intermittent mode themselves, and the dash still says "Engine Immobiliser Fault"

And yes, IT IS A CUSTOMERS CAR! Oops!
 
rroope said:
Its not Sat Nav, just a radio.

We've just reconnected the battery, and the wipers are on intermittent mode themselves, and the dash still says "Engine Immobiliser Fault"

And yes, IT IS A CUSTOMERS CAR! Oops!

Yes oops! Over to you Stu.
 
:eek:

What exactly has he connected the hands-free to? Maybe he has got involved with the CAN bus?! Not good....[or VAN bus ;)]

A tech guy may know more - NumanR / fiattech / Txxxx etc...
 
That was my theory. I reckon the car has realised that the CANbus has been cut somewhere and it's gone into this safe mode.

Both the front and rear wipers are on intermittent mode, the radio isn't working, and the engine won't fire over (starter is going but the engine won't engage).

And the customer is getting rather pissed off :D
 
I wish I could think about it more as well - got to interview someone here in 10 minutes, lol, so my mind is kinda elsewhere.....

So this handsfree kit - I presume your guy just tried to attach it to a few wires he found ;)
 
I would be temped to take the kit out again and look at how he wired it up. It does sound like the bus has been interfered with. (Its a VAN bus not CAN not that makes much differance here!)

The passenger air bag controller lurks up under the dash and the main controller is somewhere near that. They are both interconnected so perhaps one of the connectors have been pulled?

Paul
 
Well I decided to stay and play around.

I've tried resetting the body computer (as per the eurovan website), and there has been a minor improvement. Now, the wipers don't go off all the time, and the central locking is working again (key only), and the electric doors work now too.

Basically, the car comes up with "economy mode active", but the radio and climate control don't work. Also, the engine fault light won't turn off, hence the car won't start. The remote locking doesn't work either.

Any ideas from anyone? The customer intends to go on a 5000 mile journey starting tomorrow, and I can see the price of a hire car being rather extreme!

Thanks guys
 
You should never really connect a mobile phone kit or alarm to this type of car. It is a multiplexed system, which as you probably know means that data for several operations goes down a single wire. If you load the wire by connecting other equipment to it, you could destroy the body computer which is very very expensive and has a lead time of several weeks.

Did he cut into the power cables and the speaker cables only or did he try to connect the mute signal as well.

I doubt the AA guy will be able to do anything other than tow it to a dealer as they will need an examiner to trace the fault. I hope I am wrong for the poor guy going on the trip.

I think halfords may be in for a big bill !!!
 
rroope said:
Well I decided to stay and play around.


Basically, the car comes up with "economy mode active", but the radio and climate control don't work. Also, the engine fault light won't turn off, hence the car won't start. The remote locking doesn't work either.


Thanks guys
I had the economy mode thing at the weekend because I left the car with the radio on. When I came to use the car later the air con didn't work and it took a while for the RT3 to wake up. I was going to disconnect the batter when I got back but 15/20 mins of driving the air con sprang into life.

Paul
 
Well it's all solved now, waited until 9pm for the AA. They said there was no engine faults but that was all they could read, so 7:30am I was there at work with the towing man.

Went to the FIAT garage who said that a fuse somewhere had blown, and that the computer had to be reset. All in all, half-an-hours labour (£30+VAT) and I got to drive the car to the customer's house (10 miles) :D

And as to the training halfrauds people get, this is it: . . . .

Thanks guys for your help! (Plus I now know where the Ulysee shunt fuse is :D)
 
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