What models are affected by the BMW SIB 64 04 16 regarding water ingress?

BMW SIB 64 04 16 affects 2021-2024 BMW X1 (F48), X2 (F39), and 2 Series Gran Coupe (F44) vehicles.

What are the common symptoms of the A/C condensate drain issue described in SIB 64 04 16?

Owners typically report a musty odor or damp front footwell carpet as symptoms of the A/C condensate drain issue.

What part numbers are associated with the A/C condensate drain repair?

Key part numbers include 64 11 9 262 789 or 64 11 9 139 887 for the condensation water drain, and 83 19 2 240 251 for silicone lubricant.

BMW X1 X2 2 Series Water Ingress Footwell SIB 64 04 16

Q: Is the repair for the BMW X1 water ingress footwell covered under warranty?

Yes, the repair described in SIB 64 04 16 is covered under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks.

Symptoms

Owners of 2021-2024 BMW X1, X2, and 2 Series vehicles may notice signs of BMW X1 water ingress footwell, typically manifesting as a musty odor or damp front footwell carpet. These symptoms suggest a problem with the vehicle's air conditioning condensate drainage system.

Causes

BMW has identified several potential causes for water ingress in the footwell area:

The condensate drain hose may be blocked by the heat shield.
The condensate drain hose might not be properly attached to its housing.
Damage to the condensate drain hose could have occurred during vehicle installation.

Important Warnings

Before proceeding with any repair, it is crucial to check the vehicle's service history. If the condensation drain has been previously exchanged, another exchange for the same issue must not be invoiced under warranty.

Diagnosis

Diagnosing the issue involves a thorough inspection of the A/C condensate drain. Technicians will perform a visual check of the fit of the sealing surface and contact surface of the condensation drain.

To access the drain, the footwell trim on both the driver's and passenger's sides, along with the center bottom left/right instrument panel trim, must be disassembled. The carpet is then pressed down to allow a clear view of the condensate drain sealing crown. A visual check, ideally using an endoscope, is performed to identify if the sealing crown is folded, kinked, or deformed. If an outflow of condensation is visible, the drain requires replacement. If no moisture is found, the source of water ingress must be sought elsewhere. This inspection and repair can be carried out without removing the IHKA heater/AC box assembly.

Repair Procedure Summary

The repair outlined in BMW Service Information Bulletin SIB 64 04 16 focuses on correctly addressing the A/C condensate drain hose issue. The procedure involves:

Removing the necessary footwell and instrument panel trim on both the driver's and passenger's sides to gain access to the drain.
Pressing down the carpet to expose the condensate drain for inspection.
Visually inspecting the drain and its sealing crown for any signs of twisting, kinking, deformation, or improper sealing.
If the drain is found to be faulty or actively leaking condensation, it must be replaced.
For replacement, the new drain is prepared by cutting approximately 30 mm from its lower section to prevent future blockages.
The sealing crown of the new drain is lubricated, for example, with silicone lubricant (Part number 83 19 2 240 251), before installation.
The new drain must be installed without deformation and positioned parallel to the vehicle's floor and carpet.
After installation, the correct application of the sealing surface and contact surface is verified.
All removed parts are reinstalled, and proper condensate drainage is rechecked.
Finally, the vehicle's heater is run on maximum for 15 to 20 minutes to confirm the effectiveness of the repair. A video guide, BV64 01 23, is available to assist with the installation process.

Required Parts and Tools

To perform this repair, the following parts and tools may be required:

Condensation water drain: Part numbers 64 11 9 262 789 or 64 11 9 139 887.
Retaining ring: Part number 64 11 7 910 693 (if needed).
Silicone Lubricant (30 gr): Part number 83 19 2 240 251.
Special tools: An endoscope is recommended for visual inspection, and a nylon lever may be used to press down the carpet.

Claim Information

This repair is covered under the terms of the BMW New Vehicle Limited Warranty for Passenger Cars and Light Trucks. Dealerships should use Repair Code 6411900100, which specifically covers "F39 F4x Water ingress in footwell / center console (condensation drainage hose)". Applicable labor operations include 00 68 919 or 00 68 316 for checking seal installation, and 00 68 920 or 00 68 317 for checking and replacing the condensate drain. A Sublet Code 4 can be utilized for reimbursement of repair-related bulk materials, up to $5.00.

Owner Action

If you experience a musty odor or damp front footwell carpet in your 2021-2024 BMW X1, X2, or 2 Series, it is advisable to contact your authorized BMW dealership. Explain the symptoms of BMW X1 water ingress footwell to them. Referencing Service Information Bulletin SIB 64 04 16 may help ensure they are aware of the known issue and the recommended repair procedure. This repair is typically covered under your vehicle's warranty.

Source: NHTSA ID 10249435