How do I lubricate my rear differential?
- Step 1: Secure the vehicle on jack stands or ramps.
- Step 2: Allow time for the gear oil to completely drain.
- Step 3: Locate and remove the gear oil fill bolt.
- Step 4: Use a pump to slowly add the recommended type of gear oil to the differential.
What should be removed to check the fluid level in a differential?
Check the Gear Oil Level Removal of the plug will allow access to the inside of the differential housing where the gear oil level can be checked. Using a small wire, or some use their little finger to check the fluid level which if is correct will be just below the level of the plug hole.
What kind of oil goes in a differential?
There are two types of differential fluid. One is mineral oil, which is a natural, crude oil-based fluid. The other is synthetic differential fluid, which is created in a lab. As with all synthetic oils, synthetic differential fluid oils can be fine-tuned for optimal performance.
What kind of oil goes in rear differential?
In a rear-wheel-drive car, the differential has its own housing and lubrication, a thick, dark oil usually heavier than 80 weight. Front-drivers typically integrate the differential in the transmission housing and share the same fluid.
How to check and add automotive differential gear oil?
If this condition is neglected it can cause the differential gears to break and lock up causing the car to stop immediately. There is a video of this job at the bottom of this guide. The car will need be jacked up in the air in most cases to be able to check the gear oil level. Also wear protective eyewear and gloves. 1. Locate Oil Fill Plug
How do you check the gear oil level?
Check the Gear Oil Level Removal of the plug will allow access to the inside of the differential housing where the gear oil level can be checked. Using a small wire, or some use their little finger to check the fluid level which if is correct will be just below the level of the plug hole.
What to do if gear oil comes out?
If gear oil comes out once the plug is removed it is full and you can reinsert and tighten the plug. Using a small wire or little finger insert it downward into the hole to feel for the fluid. Once you finger or wire has been removed it should be wet with gear oil if the level is okay.
Where is the oil fill plug on a differential?
The oil fill plug is usually located on the front part of the differential near the pinion gear flange. If the differential is equipped with a locking carrier it will have a tag informing of a special fluid or additive that must be used during service. Level inspection plugs are also located on the gear cover plate at the rear of the housing.