A place for more technical discussions. Please make sure you post in the correct section on the site, this way it keeps the site tidy AND ensures you get a more relevant answer.
4WD won't engage. No lights. Just hear relay click
Just to follow up, I got the 4WD actuator changed and that resolved the issue. The gearbox guy who replaced the actuator said the old one was "full of water". He said there is a rubber seal that probably failed (the car being 20 years old). Everything working as it should now