Range Rover County LWB (LH) V8-4.2L (1993)
1.
Refer to RAVE Workshop Manual, section 60.50.07 and remove pressure switch.
2.
Apply Loctite 572 to the thread of the replacement pressure switch
3.
Tighten the new switch to 13 Nm (10 lbf.ft).
4.
Raise and lower the suspension.
5.
If the air suspension is still inoperative then further investigation will be required.