The most likely cause is the small micro switch located near the top fold on the left side.
Bmw z3 electric roof micro switch.
If you are not getting any current at the hydraulic motor you may have an electrical problem or a defective switch.
A c relays and switches convertible top motors and switches cooling fan relays and switches start stop switches sunroof motors and switches wiring harnesses.
If so the z3 has known issues with faulty micro switches.
Genuine bmw z3 electric roof switch.
Switches motors relays fuses wiring for bmw z3 1996 2002.
Can anyone comment on this please.
It is a fairly simple job but does require a little modification from the old switch to the.
Every time you press the convertible switch you should read between 11 13 volts at the pump.
Try a good squirt with some electrical cleaner first covering the area around with a cloth.
Bmw z3 e36 1999 wiper control stalk 8360915 rim4030.
There are between 4 and 10 micro switches installed in your convertible required to run your top.
I have an electric hood switch in my 97 z3 2 8 roadster but the manual only mentions manual hood operation and the hood is manual.
The roof is known for leaking where it connects with the front window.
Inspect the micro switches.
Many thanx thanx kindly for all the replies the switch is in the front centre console it is a very late 2 8 built july 97 and not an m i will look in the boot for the motor.
The micro switch on the door or the bonnet will be the most likely cause of this problem.
Bmw z3 switch for sale bmw z3 switch replacement parts bmw z3 switch spares bmw z3 switch spares to buy bmw z3 switch parts shop auto parts store breakers yards new and used bmw z3 switch parts.
Reading these common bmw z3 problems should help you find out what is wrong with your bmw z3 or just what to.
Operate the switch manually a few times then try the electric roof.