Code 21 !? obd1 jdm vtec in my EF VTEC spool valve
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Honda-Tech Member
Joined: Sep 2001
Posts: 6,045
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From: The burbs of illadelph, USA
I have just recently conquered my last ecu code last night (01 O2 sensor), And today on my drive home from work i have received another CEL. This time i check it out and see that it is a Code 21. I searched for a bit, but yeilded no results. Is this a frequent code that people get? what is the fix? i dont even know where to begin.... Please help. Thanks
Also i noticed on my way home the car wasnt going into vtec (i think).... Let me know
-Bob
Also i noticed on my way home the car wasnt going into vtec (i think).... Let me know
-Bob
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