[Erich]

jedenfalls in der englischen Anleitung bei jeder 2ten Inspektion II. Hier ein Auszug:

Remove Engine shield
Drain engine oil and replace oil filter and sump plug washer
Check transmission for leaks including coolant line of final drive
Drain Automatic Transmission oil (except 5hp30)
Refill automatic transmition (transmissions without dipstick only)
Change manual transmission oil all models (except E36[M40,M42,M50]E34[M40,M50,M60]and E31[M70] engines which are to be changed every second inspII service)
Replace rear axle oil (E38 Every 2nd inspection II)
Replace oil in transfer box and front axle final drive (4WD)
Check clutch driven plate for wear, every 2nd Inspection II
Renew main fuel filter: Petrol engines every 2nd Inspection IICheck P.A.S system for leaks
Chack radiator bottom hose for leaks
Check driveshaft gaiters for leaks
Check Steering for freedom from play
Check condition of track rod and front axle ball joints
Check steering box for leaks, check UJs couplings and flexible gaiters
Check all connections and lines on braking system for leaks, damage and correct position including handbrake cables and bleed nipple covers
Check Fuel pipes, tank and connections for leaks, damage and position
Check condition, position and mounting of exhaust system
Inspect underside of body for corrosion/underseal damage etc (every 2 years except E30)
Refit engine shield