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PDC failure

Posted: Tue Mar 04, 2014 9:44 pm
by martin33100
Hi, are 57 plate E70 X5 has started to occasionally display a PDC failure symbol on the dash on start up and at the same time it display's something like PDC failure consult your dealer on Idrive.

Is this a common issue??

Ps. I had a quick look at old posts and could find PDC failures of the front and rear but not the complete system.

Re: PDC failure

Posted: Tue Mar 04, 2014 10:54 pm
by d7bow
It will probably be a sensor on its way out. While it is showing there's a fault on your idrive screen stick your ear next to each sensor in turn. The one that is not making a clicking noise is the faulty sensor

Re: PDC failure

Posted: Sun Mar 09, 2014 9:26 am
by martin33100
[quote="d7bow"]
It will probably be a sensor on its way out. While it is showing there's a fault on your idrive screen stick your ear next to each sensor in turn. The one that is not making a clicking noise is the faulty sensor
[/quote]Thanks for your reply, I ended up using my BMW scan tool and a faulty sensor had disabled the system.
Can't remember if it was a front or rear but after I cleared the fault so far it hasn't come back.
Do you know where the front/rear sensors plug into the module? ie if I have to run a new sensor and cable in the future.

Re: PDC failure

Posted: Sun Mar 09, 2014 3:10 pm
by martin33100
Fault came back and the code is Transducer Lines rear centre left.
I could swap over two sensors to see if the fault goes to the other side ie showing a sensor fault and not the cable?

Re: PDC failure

Posted: Wed Mar 12, 2014 3:01 pm
by martin33100
Just an update, I think both left rear sensors have gone down.
I swapped the outer two and the rear right fault went the rear left so its the sensor and not the cable on that one.
The only issue I can see is removing the rear centre left sensor, as I have a tow bar fitted you can't get your hand up to the centre two sensors.

Has anyone removed an E70 rear bumper?