Disconnect the harness plugs at all the cylinder solenoid valves. See unit maintenance
Remove any cable ties holding the harness to the tail lift assembly and vehicle chassis.
Remove the four screws securing the cover of the tail lift junction box (12).
Identify the individual cables for the harness being changed.
Disconnect the cable from the chassis junction box (11) to the tail lift junction box (12).
Remove the harness (1).
Check the solenoid valve plug socket for damage and cleanliness.
Check the main junction box for security, cleanliness and damage.
Clean and replace components as required.
Connect the cable from the chassis junction box (11) to the tail lift junction box (12).
Connect the harness plugs to the solenoid valves on the respective cylinders. See unit
maintenance procedure 5-141.
Route the cable on the tail lift assembly and chassis and secure in place with cable ties.
Switch the battery shutoff switch to the on position.
Follow on tasks
Check the operation of the tail lift in accordance with the operator's manual