Rear Driveline Module (RDM) Fluid Level Check
WARNING: This page is about a different car, the 2021 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The rear differential oil change is not a scheduled maintenance service.
NOTE:
The Rear Driveline Module (RDM) oil must not be drained during normal level checks.
NOTE:
Be sure the vehicle is on a level surface, or is hoisted in a level manner, in order to obtain the correct fill level.
NOTE:
If this procedure is not carried out as described exactly, including waiting times, the oil level may vary by more than 3 mm (.118 in).
- With the vehicle in SNOW mode, drive at 30 km/h (19 MPH) for 5 minutes.
- Raise and support the vehicle. Refer to HOISTING, STANDARD PROCEDURE
.
- Remove the Rear Driveline Module (RDM) oil fill plug (1).
- Insert a suitable hex wrench (1) in the filler hole to submerge the short arm of the wrench in the oil holding the long branch perfectly horizontal.
- Very carefully remove the hex wrench (1) from the hole.
- With a digital caliper, check that the position shown in the figure is comprised between 13 - 15 mm (.51 -.59 in).
- If necessary, add the specified fluid. Refer to CAPACITIES AND RECOMMENDED FLUIDS, SPECIFICATIONS .
- Clean the RDM fill plug and install a NEW gasket. Install the fill plug and tighten to the proper torque specification. Refer to TECHNICAL SPECIFICATIONS .