Editing Z31/digitaltoanalog php (section)

=== Process ===

[[Z31/DashboardRemoval php|Remove the dashboard]].- Remove the lower ducting on the driver's side. This is the large duct that feeds the left face vent.
-
Remove the
[[Z31/Switchpodbulbs|side combo switches]]by removing the 10mm nut on the back and bottom of each side. Carefully pry the top down and out. - Remove the instrument cluster from the dashboard.
* Remove the passenger side ducting from the dashboard.
* Remove the wiring harness from the dashboard. Try to save the retaining clips if possible.
* Install the new wiring harness. If retaining clips broke, zip ties can be used as substitutes.
* Reinstall the passenger side ducting.
* From inside the car, feed the speedometer cable through the dash support brace and out through the firewall hole. Ensure the seal is good.
* Connect the cable to the original pinion assembly at the transmission.
* Install the new instrument cluster and cluster switches in the dashboard.
* Reinstall the dashboard, leaving off the lower driver's side, the column switches, and the steering wheel for now.
* Reach up from below the dash and connect the speedometer cable to the instrument cluster.
-
Test the cluster:
* Turn the key to the
'''ON'''position and check that all warning lights illuminate. - Start the car and verify the tachometer works.

* Turn the key to the
* Reinstall the driver’s air duct and finish the lower dash installation.
* Reinstall the combo switches and steering wheel.

'''Tip:''' Labeling connectors and taking reference photos during disassembly makes reassembly much easier.