Service Instruction
WARNING: This page is about a different car, the 2020 Jaguar XE and 2019 Jaguar XE. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Be aware that oil leaks from above the transmission will cause oil to collect on the transmission oil pan i.e. engine leaks, oil cooler pipe leaks, even diesel fuel leak.
- Remove the transmission undershield to gain access to the transmission area. Refer to: TRANSMISSION UNDERSHIELD - PROJECT 8 (G2248771)
- Using a suitable degreaser, thoroughly clean the transmission to make sure all oil contamination is removed. Refer to the Oil Leak Inspection article in this document. Make sure all relevant areas are free of oil, contamination before progressing. Make sure there is no residual oil left in bolt holes etc. If necessary, use an air blow gun to clear and dry the bolt holes on the sump pan.
Oil Leak Inspection
Potential leak sources are the transmission oil cooler pipe unions. Visually inspect the areas shown in the illustration below.
NOTE: The bracket securing the transmission oil pipes has been removed to provide extra clarity.The potential leak path is shown in the illustration below.
Other potential leak sources are the bosses on the left side of the transmission casing. The location and associated leak path is illustrated below.
NOTE: Leak detector spray is available to order on the JLR Electronics Parts Catalogue. - Thoroughly coat the potential leak locations using a suitable leak detector spray, refer to the illustrations above.
- Run the vehicle up to operating temperature, raise the ramp and use a suitable inspection lamp to identify the source of the transmission oil leak.
- Identify the source of the oil leak and take clear, in focus pictures. These may be required to support your warranty claim.
- Once the source of the leak has been identified, refer to the relevant technical bulletin or refer to the relevant article of the repair information and repair as necessary. If the source of the leak is not shown in the illustrations above, report using an Electronic Product Quality Report (EPQR). Make sure to attach clear, in focus pictures showing the use of leak detection spray and the exact position of the leak.