permanent diagnostic trouble

  1. C

    Permanent Diagnostic Trouble Code P0442 - EVAP Monitor Not Ready - Need Advice

    I'm getting my 12C ready for a California BAR smog test. The stock ECU was reset to the original ROM by my McLaren tech, and all mods reverted to stock parts. I have driven over 850 miles in five full drive cycles. A drive cycle consists of startup from cold, 10-15 minutes of stop and go street...
Top