Replacing The Fan Resistor On A Citroen Relay

I recently acquired a 2009 Citroen Relay van. Driving it home, though, I discovered that the cab cooling fans didn't work. Turning the switch to 1, 2 or 3 did nothing, going to 4 led to a whiney fan noise with very little output from the vents. There are generally 3 possible causes for this Burnt out resistor Knackered Blower Fan Broken Switch The resistor is, by far, the easiest and cheapest, so is worth trying first. This post details the process of changing the resistor. Although I did this on a Relay, the process (and parts) are apparently the same for the Citroen Nemo, Fiat Ducato and Peugeot Boxer. You Will Need An 8mm socket A replacement resistor (widely available on Ebay, costs about £13) Process The blower unit and resistor are found in the passenger footwell, it's a bit awkward but if you stick your legs out of the cab you can get into a position where you can see it Press the little tab in and carefully remove the electrical connector (hopefully, yours isn't covered in…