Hello Fenj66, maybe your circuit board is faulty. it seems that your "original" Webasto worked previously, and the PCB failure is common with Webasto. By changing some resistors on it, you could have a spare PCB. check this link : http://www.the75andztclub.co.uk/forum/s ... 7b&t=53896 Also, I ...

Hello nujon, yes, I confirm that. I also found on a Rover site someone who fix the defective electronic of webasto, usually 2 or 3 resistors. I'm gonna send him the defective PCB or try to resold new resistors myself. it seems to be a common defect with Webasto. If you search the net and Rover sites ...

Hello again, so, problem fixed; I swapped the electronic PCB with one of a second hand Webasto from an E39 (5 série). It started without trouble; and the airco started to blow warm air in the car. I didn't do anyting at the climate control (like connecting the black wire and adding a resistor or r ...

Hello Fenj 66, many thanks for your answer. Ijust got from BMW the manual to install parking heater as second mount. Oddly, when you read the prerequisites they say : check if equipped with SA 534 IHKA climate control (I translate from French) They don't specify a part number and my car has this ...

Hello, I'm new to this forum, and want to thanks the members for all the information I founded already by reading several posts. I currently own an X 3.0D from end 2005, and wanted to install the parking heater. I did enable it on the OBD with the the BMW scanner V1.4.0, installed the telestart T91 ...