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I managed to fix it and the blower and aircon now work ok on all settings. HOORAY! I finally got the wiring diagram and found the slider switch earth wire was an open circuit. The culprit was a faulty slider switch in position 4. A dodgy connection within the switch itself must have lead to...

I've got a Haynes manual now so I have the wiring diagram.

I've got a Haynes manual now so I have the wiring diagram.

Hello friends, Does anyone have the wiring diagram for the Disco 300 Tdi (1994M) heater blower circuit with air con? Colour coded or standard black and white diagram would be great. Thanks.

Hello friends, Does anyone have the wiring diagram for the Disco 300 Tdi (1994M) heater blower circuit with air con? Colour coded or standard black and white diagram would be great. Thanks.

Getting at the wiring depends on where the fault lies. The blower itself, blower relay and resistor pack are all under the LHS footwell and easily accessible. For better access, remove the cardboard kick panel and the glove box (4 screws). It's a bit fiddly but once you've identified those parts...

Not every wire, but quite a few! There are two wires into the blower itself. White/red from the blower relay which reads +11.4v, and a black/orange wire from the resistor pack which also reads +11.4v. Is this correct? I'm keen to find if the earth from the relay is bad but I don't know how to...

Hello everyone, My Disco 1 300Tdi heater blower doesn't work. I've read quite a few helpful threads and checked lots of things in vehicle but I am now stuck. Could anyone help please? Here's what I've checked so far. 1 - Blower motor removed and works ok with a direct 12v feed to the...