1998 BMW 540i Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1998 BMW 540i
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1998 BMW 540i ProblemsEngine Oil Leaks
Leaks are known to develop in the cooling system. It is common to see more than one part recommended for repair/replacement due to overlapping labor and the use of many plastic parts in the system.
The blower final stage fan resistor is known to fail. Symptoms are the heater fan speed varies regardless of the setting, the fan will not turn off when the car is switched off, or the fan will not switch on at all.
1998 BMW 540i QuestionsFuel gauge stay on empty. Change sending unit on drivers side tank checked voltage to sending unit. Ps new unit (1 answer)
Fuel gauge stay on empty. Change sending unit on drivers side tank checked voltage to sending unit. Ps new unit Installed
Burglar alarm goes off when car is parked and locked (for no known reason). We've tried spraying wd40 on all latches but this has not helped. Any suggestions?