BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Horn not working?! Google Search Search Forums 126 posts 路 Joined 2016. #3 路 Mar 27, 2018. First verify if the car ever had comfort access in the first place. If so, failures are usually caused by water getting into the driver side door handle and frying the module. Usually you'd have to replace the door handle and the Passive Go module. Search for "passive go comfort access" and you'll

The Hot Coolant Supply Hose (Inlet) is #1 in that diagram. It is the Lower of the two hoses that connects at the firewall. It has a "Quick Connect" fitting at the firewall attachment point. The hose above it is the "Return" hose (from the Heater Core back to Coolant Reservoir). It has a conventional spring hose clamp on the upper connection at

There is an install kit available for LHD vehicles, BMW p/n 64502359944. However, I don鈥檛 know if that comes with the actual webasto heater though, or if I would need to get that separately. Unfortunately there is no BMW part listed to retrofit independent heating to a RHD car.
2009 posts 路 Joined 2005. #1 路 Mar 28, 2013. I've been trying to get a smog and get a Oxygen sensor heater - 'not ready' code on the OBD2 reader. Previously the SES light was on, I took it to the shop who did a smoke test (no leaks), and then figured it was the MAF sensor which was replaced. I was told to drive 35 miles and go for the smog
AzNMpower32. 14264 posts 路 Joined 2005. #2 路 Sep 15, 2011. There is no engine block heater. However, the coolant/water pump is electric (as opposed to traditional mechanical) so yes, the engine warms up to operating temperatures very quickly. It also reduces fuel consumption. LHaF7.
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