1990 Mercedes-Benz 300 Diesel "heater fan relay switch" Questions

...Fan blower on 1990 Mercedes 300sel will work when removed from the vehicle. Installed it apparently is getting no voltage. Suspect relay but I have not yet got my hands on a wiring diagram. Any ...

heater fan runs with ignition switch off where is fan relay located where is heater fan relay located on 1994 buick park ave I think the fault is with the radiator temp censer , it acts as a on off ...

Heater fan keep run even iggnition is off The relay is stuck. Access your fuse/relay box and look for a relay labeled as heater or blower motor. Remove the relay.the fan should turn off if you have ...

...heater blower resistor has malfunctioned. stuck fan relay in the on postion My car is doing this same thing at this exact moment. I had to remove the fuse to stop it and I took it to my local Saab ...

Fan relay switch checks okay, so trying to find temp. switch that it goes to...... relay is attached to heater box under dash on passenger side under plastic cover,first remove vacuum motor (diaphragm

...heater fan resistor, not the relay. I have a similar problem. Fan switch does not work on any setting. Pulled the plug and test light was lit on four of the pins. Replaced blower relay but still not ...

...heater fan turns on ,stays on till you turn key to off Blower relay is stuck on ? Either its the relay or the switch. You can always pull the fuse for the mean time. The ignition switch sends voltage ...

...HEATER FAN WORKS SOMETIMES IF YOU PLAY WITH IT THE FAN WORKS SOMETIMES IF YOU PLAY WITH THE SWITCHES BUT NEVER GETS TO HIGH SPEED Sounds like a switch issue but also had some fan relay issues Where ...

Need to replace a fan relay switch. AC/Heater is Need to replace a fan relay switch. AC/Heater is not blowing air. Just buy a new one, remove and disconnect the old one and reinstall.

...fan relay #1 ABS30ABS control module, ABS bleeding connector ABS30ABS control module, ABS bleeding connector F/PUMP10Fuel pump relay ECU30ECM No.5 (Batt+) ECU10ECM No.4 (Batt+), Stop lamp switch, PTC ...