Honda VTEC Engine Smog — What VTEC Owners Need to Know
VTEC (Variable Valve Timing & Lift Electronic Control) is Honda's variable valve technology, found in most Civic, Accord, CR-V, TLX, and MDX models since 1989. Common smog issue: VTEC solenoid codes (P1259, P1260, P1361) — usually clogged oil control valve, fixed with cleaning or solenoid replacement for $150-$400.
Common VTEC smog issues
Clogged VTEC solenoid oil passage, low engine oil pressure, failed VTEC pressure switch
How to fix
Clean or replace VTEC solenoid, change oil + filter, check oil pressure
Typical repair cost
$150-$400 typical
Common questions
What is VTEC?
VTEC (Variable Valve Timing & Lift Electronic Control) is Honda's variable valve technology, found in most Civic, Accord, CR-V, TLX, and MDX models since 1989. Common smog issue: VTEC solenoid codes (P1259, P1260, P1361) — usually clogged oil control valve, fixed with cleaning or solenoid replacement for $150-$400.
What causes a VTEC smog failure?
Clogged VTEC solenoid oil passage, low engine oil pressure, failed VTEC pressure switch
How is VTEC fixed?
Clean or replace VTEC solenoid, change oil + filter, check oil pressure
What does fixing cost?
$150-$400 typical