Code 21

Asked by Mar 06, 2017 at 09:07 PM about the 1993 Honda Prelude 2 Dr Si Coupe

Question type: Maintenance & Repair

I have a 1993 Honda Prelude and it's pulling it up
code 21 but my motor is in f22b Japanese style
motor does anyone have any insight on what this
code means I've been Googling it with no success
so please don't tell me to Google it

1 Answer


Bad VTEC solenoid, whatever that is?! HTH. -Jim

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