Termal switch: FAE 3581 or FAE 35810, open 100ºC and close 95ºC, I bought mine from here:
http://www.ebay.co.uk/itm/Volvo-440-...item43a517d1a8
And my pump
mine: Bosch 0392 020 039 (VW golf GTI/ audiTT) seems to be the same as:
Bosch 0392 020 034 (Saab)
Bosch 0392 020 024 (VW passat)
Mercedes Part# 001 835 60 64
I repeat this items are straight fit, plug and play.
http://www.ebay.co.uk/itm/Volvo-440-...item43a517d1a8
And my pump
mine: Bosch 0392 020 039 (VW golf GTI/ audiTT) seems to be the same as:
Bosch 0392 020 034 (Saab)
Bosch 0392 020 024 (VW passat)
Mercedes Part# 001 835 60 64
I repeat this items are straight fit, plug and play.
because the way the switch is supposed to work is it should CLOSE at 100ºC and OPEN at 95ºC. There is power to the switch all the time (not igntion switched) and shorting the two wires together triggers the 324 after-run pump and fan relay.

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