In this video we show how to change the manual transmission (gearbox) oil of an 80 Series Landcruiser.
The video applies to all 80 series Landcruiser models, whether petrol or diesel. The 5-speed manual transmission shown is H151F (FZJ80 or HDJ80), but the video also applies to the H150F (HZJ80).

Jump to Section:
00:00 Introduction
00:30 Tools and Parts
01:12 Draining manual transmission oil
03:22 Reinstating drain plug
03:38 Filling transfer case with new oil
04:08 Reinstating fill plug
04:35 Outro and Conclusion

Parts and Consumables required:
2.7L of SAE 75W-90 API GL-4 or GL-5 multipurpose gear oil
2x drain/fill plug gaskets – Toyota part no. 90430-18008
1x drain plug – Toyota part no. 90341-18006 (Optional)
1x fill plug – Toyota part no. 90341-18006 (Optional)
Paper towels or rags
Brake & parts cleaner or degreaser

Tools:
Socket set – 24mm
Socket wrench to suit above sockets
Torque wrench to suit above sockets (27 lb-ft, 37 Nm)
Drain pan (Minimum 3L)
Hand pump bottle (e.g., STM Tom Thumb)
Flathead screwdriver

Recommended Personal Protective Equipment (PPE):
Safety glasses
Nitrile Gloves

Disclaimer: At 2nd Gear Low, we love working on cars, but we are not trained mechanics. We like completing maintenance and modifications to all sorts of cars and filming it for your entertainment, but we can’t promise that you won’t harm yourself, someone else, your car or your warranty by trying this. Talk to a qualified mechanic if you are ever unsure about any part of a job that you choose to try yourself.