Glad to be of help

1), 2), 3) Two red connectors are within yellow sleeves. Everything within yellow sleeves belongs to airbags. These 2 connectors belong to passanger airbag. Do you have it? If not they are left alone. 4) This is the connector which goes into radio which does not have display integrated within, but u...

If you are using 200 ohm range it is too small. You are expecting values of 390 ohm, 470 ohm and 820 ohm. You need to use greater scale like 2k ohm.

More recent version of steering wheel switches use 82 ohm, 120 ohm and 270 ohm values.

Resistance of the switches can be measured by ohmmeter, not voltmeter.

In case of Philips R760 and R770 sideway connector is used solely for clock-display since they do not have built in display. Steering wheel controls (2 pins) are part of ISO A block in which you have power connectors.
As far as I know Philips R860 share the same principle as R770.

In mentioned thread you have PCD and width of all alloys. Rover Streetwise PCD 4 x 100, width depending on alloy or steel wheel, ET45 Rover 200 series of R3 body shape had steel wheel 5J, 14 inch, while Rover 25 had steel wheel 5.5J, 14 inch. Rover 600 PCD 4 x 114.3, width depending on alloy or stee...

Maybe this thread I made long time go might help you: https://www.mg-rover.org/threads/mg-rov ... st-8476489

Streetwise alloys are under name Blade.

If you have Lucas 5AS alarm system that 3-pin green plug should be diagnostic connector for Lucas 5AS alarm system.

Since you have Lucas 5AS system in your car, every time you replace/disconnect car battery or battery in your fob you need to re-sync it with the car. Otherwise you will not be able to start your car as you can see. Fob is not there just for central locking but for alarm as well. So you need to pres...

Maybe this could help: https://www.ebay.co.uk/itm/394972968787