Strange power to heater blower issue

Talk about the 406's electrical system, what wires do what, how to add extra functionality, etc.

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Svaneberg
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Posts: 16
Joined: Wed May 09, 2012 12:46 pm
Location: North Zealand, Denmark

Strange power to heater blower issue

Post by Svaneberg »

Hi guyz and gals

Sittin' Here with a, to me, weird problem on my 2002 d9 406 hdi:
Occationaly the power to the cabin heater blower dissapears. When it does, the bsi makes a almost not hearable beeping Sound.
Has anyone experienced That before?

Best Regards

Jakob
BR
Jakob

2002 406 2,0 HDi aut. Estate - Daily Driver. Now on 518000 KMs W/same engine/Gearbox :-)
1993 Yamaha XT600e 3UW - the ongoing project...It NEVER ends MUAAAHAHAHAHA
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puggy
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Location: staffordshire

Re: Strange power to heater blower issue

Post by puggy »

next time it does it try wiggling the key in the ignition switch
to see if it comes back on , if it does ign barrel could be on its
way out this is only one of several possibilities .
.. ooh are those drugs for me Matron
GingerMagic
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Posts: 3579
Joined: Fri Apr 06, 2012 9:02 pm
Location: Bournemouth

Re: Strange power to heater blower issue

Post by GingerMagic »

Hi, most common problem is either the ignition barrel, or the module behind centre console.

When engine is running, put blower on full speed and then lean under the passenger side and reach under the dashboard for some thick wires - give them a wiggle and if the blower suddenly works then its probably the module.

£25 from eBay and a 5 minute fix.
2003 2.2hdi estate - mine
1998 Volvo 940 auto estate - also mine
2019 Citroen C3 something - the wife's
PP2000 user, can help with faults / diagnostics in the Bournemouth area.
Svaneberg
1.6 8v
Posts: 16
Joined: Wed May 09, 2012 12:46 pm
Location: North Zealand, Denmark

Re: Strange power to heater blower issue

Post by Svaneberg »

Hi again

Did some diagnostic this afternoon. Definately the resistor as the blower stoppes and started everytime I wiggled the wires at the resistor connectors

BR

Jakob
BR
Jakob

2002 406 2,0 HDi aut. Estate - Daily Driver. Now on 518000 KMs W/same engine/Gearbox :-)
1993 Yamaha XT600e 3UW - the ongoing project...It NEVER ends MUAAAHAHAHAHA
GingerMagic
3.0 24v
Posts: 3579
Joined: Fri Apr 06, 2012 9:02 pm
Location: Bournemouth

Re: Strange power to heater blower issue

Post by GingerMagic »

Hi Jakob, try this.
http://www.ebay.co.uk/itm/Citreon-C2-C3 ... 4abed1e620
This is held on by a 8mm ( i think ) bolt, can be accessed by following the wires down from under the glovebox to behind the centre console.
Kelv.
2003 2.2hdi estate - mine
1998 Volvo 940 auto estate - also mine
2019 Citroen C3 something - the wife's
PP2000 user, can help with faults / diagnostics in the Bournemouth area.
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