To clarify, I would unplug the trunk switch and then test the cable harness end for voltage? If I get a voltage reading then the switch is at fault... but if I do not get a reading then its something past on the wiring end?
Originally Posted by edjack
That, and a failed actuator, are the only experiences I've had with the trunk latch.
Put an ohmmeter across the cable connections to see if the switch works.
2003 540i/6 black sapphire on black
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