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Engine Temperature sender

Posted: Tue Aug 23, 2011 8:46 pm
by chasleton
Just replaced the head on the bongo I need a new temperature sender to get the fans going where is the best/ quick place to get one from.

Nick

Re: Engine Temperature sender

Posted: Tue Aug 23, 2011 8:54 pm
by missfixit70
you want the 2 pin sender/fan switch (mounted above the starter) - http://www.mazdabongo.com/display.products.php?pId=545

Re: Engine Temperature sender

Posted: Tue Aug 23, 2011 9:07 pm
by chasleton
Reliable as ever Kirsty . :D see you soon

Nick

Re: Engine Temperature sender

Posted: Wed Aug 24, 2011 1:08 am
by missfixit70
No worries :D , make sure you know how to bleed it ok if you're doing it yourself. New (genuine) thermostat would be a good idea too if it's not been replaced already, AVA stock them too, be worth checking they're genuine, if not, the club shop sell em.
Hope you guys are doing ok other than the head going.

Re: Engine Temperature sender

Posted: Wed Aug 24, 2011 4:49 pm
by chasleton
missfixit70 wrote:No worries :D , make sure you know how to bleed it ok if you're doing it yourself. New (genuine) thermostat would be a good idea too if it's not been replaced already, AVA stock them too, be worth checking they're genuine, if not, the club shop sell em.
Hope you guys are doing ok other than the head going.
Replaced, water pump.thermostat. Cylinder head. Feeling slightly light head at the cost of everything. But the bores on the engine at 200.000km look like new :D which was nice.

Re: Engine Temperature sender

Posted: Wed Aug 24, 2011 5:07 pm
by missfixit70
Was rad ok? May well need replacing if it's not been done recently, I know it's more expense, but if it's silted up, it won't be cooling properly.

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 10:03 am
by chasleton
Hi Kirsty thanks for the heads up on temperature sender. Quick question. I was always led to believe the sender should alway be a grey colour. AVA have sent a green one. Typicaly they are not answering the phone. Am i safe to take my greens :D .

Regards Nick

Ps desperate to get down to North devon for some hang gliding

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 10:49 am
by teenmal
chasleton wrote:Hi Kirsty thanks for the heads up on temperature sender. Quick question. I was always led to believe the sender should alway be a grey colour. AVA have sent a green one. Typicaly they are not answering the phone. Am i safe to take my greens :D .

Regards Nick

Ps desperate to get down to North devon for some hang gliding
Hi Nick,

Did you ask for a Mazda sender unit,how much did they charge you.If the unit is green it will probably be a Intermotor or Denso costing about £10/15.

Cheers.

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 11:19 am
by chasleton
Okay. Andy of AVA very kindly rang me back. Even tho he is off today to say he has a green one in his bongo. £10/15 I wish £37 mate and I paid next day postage on top. there is some serious Hang gliding to be done this weekend :)

Regards Nick

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 12:07 pm
by Northern Bongolow
this fan switch is a very important part of the system, it controls the fans switching point,low and high speed, the temp sending info via the ecu for the glow plugs, and the cold start solenoids.
in my opinion this is too important a part to be trusted to a copy part, especially when the original mazdapart is the same money.
but its your new head.im not sying this copy is no good, but why take the chance.

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 12:59 pm
by mikexgough
The Mazda one is a Denso 179700 0220, bagged and labelled up as Mazda O.E... now in... Green... :wink: But also used on RX8 & Mazzy 2 & 3 models.... plus Jags.... Maybe a group buy is worth looking at....?

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 1:10 pm
by teenmal
mikexgough wrote:The Mazda one is a Denso 179700 0220, bagged and labelled up as Mazda O.E... now in... Green... :wink: But also used on RX8 & Mazzy 2 & 3 models.... plus Jags.... Maybe a group buy is worth looking at....?
Good idea,they are on here for £9.00 each,you would get them a bit cheaper for a bulk buy.


http://www.auto-essentials.co.uk/ecomm/ ... -2782.html
I wonder

Re: Engine Temperature sender

Posted: Fri Aug 26, 2011 2:14 pm
by missfixit70
From the manual if you test it in a pan of water-
at 20 degrees c the resistance across the terminals should be 2.3 -2.6 kilo ohms
at 80 degrees c the resistance across the terminals should be 0.29 - 0.34 kilo ohms