code 22

[redef91]

91 crx si with type r in it, my car was throwing check engine light which code 22. which is vtec pressure switch i went to honda and bought a brand new one. car was fine for about a week then stupid check engine light came on again. once again code 22. is there something going here. i heard it could be the obd conversion harnesses. i use a p06 computer with a type r map.

 

[AHHVTEC]

i got the same problem and still havent figured it out and this has been 3 mounts for mine with no luck im starting to wonder if it s not the oil pump