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Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

Codes 19 and 21

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Old 11-19-2004, 01:21 PM
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Default Codes 19 and 21

19 Automatic transmission lockup control valv

21 VTEC spool solenoid valve

i'm a n00b but i just swapped my engine for another d16z6 and i'm gettin' these codes, anything i can do to fix it?
Old 11-19-2004, 01:34 PM
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Default Re: Codes 19 and 21 (DemostheneZ)

search is your friend....
Old 11-20-2004, 07:26 AM
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Default Re: Codes 19 and 21 (chad)

FYI: search brings up nothing but threads that just say to search for it.
Old 11-20-2004, 07:31 AM
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Default Re: Codes 19 and 21 (DemostheneZ)

https://honda-tech.com/zerothread?id=682412
Old 11-20-2004, 07:39 AM
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Default Re: Codes 19 and 21 (DemostheneZ)

did you check the vtec wires? did you use the right ecu? manual or auto?
Old 11-20-2004, 11:21 AM
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Default Re: Codes 19 and 21 (2lua)

well my old engine took a dump, so i replaced the block, i didn't change the transmission at all, i kept the same head. same ecu. nothing else was changed, it's an auto tranny.

i did change the tranny fluid, so it's all brand new, could that have done anything?
Old 11-20-2004, 11:23 AM
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Default Re: Codes 19 and 21 (CATCH DIS HATCH)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by CATCH DIS HATCH &raquo;</TD></TR><TR><TD CLASS="quote">https://honda-tech.com/zerothread?id=682412 </TD></TR></TABLE>

yes as you can see, i cut and paste the error codes from there. and i can see what the code is, but it does not explain to me what i should really do. i need DIY help please.
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