As we know we also have two inner wing drain tubes on our cars NS & OS, these can and will get blocked also if not serviced by rodding or protected by some sponge.
The inner drain tube fig 1
1
Use a rod to clear any debris in the tube. fig 2
2
Push the rod in & out a few times making sure it go's in as far as possible.
3
The ideal thing to do is remove the tube using a pair of long nosed pliers. fig 4/5/6
4
5
6
Once removed if the drain tube as any flaps cut them off.
7
Mine did not have any flap so was ok.
8
Clean inside the inner wing with a rag fig 9
9
Once cleaned you can re-insert the tube. fig 10/11
10
11
Push the tube fully home making sure it's sealed all round. fig 12/13
12
13
With the drain tube flap cut off and inner wing area cleaned, add some fish tank filter to stop future debris. fig 14
14
You need to filters one small and one longer fit the small one first. fig 15
15
Fit longer over the drain tube it's self fig 16/17
16
17
Do both OS & NS inner wings the same fig 18/19
18
19
These are what the earlier type inner wing drain tubes look like before the face lift. fig 20
20
Cut the end flaps off fig 21/22
21
22
Rod them out and re-fit to your car. fig 23/24/25
23
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25
If you do not have one on the NS wing area. then add one from a scrap car or get in touch with one of the traders (Mickyboy) i am sure if he as any he would supply for about £5 a worth while mod i think.