HONDA 1984 Civic Coupe - Owner's Manual - Manual (Page 427)

426
uu Emissions Testing u Testing of Readiness Codes
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7. Select a nearby, lightly traveled major highway where you can maintain a speed
of 50 to 60 mph (80 to 97 km/h) for at least 20 minutes. Drive on the highway in
( D (CVT) or 5th (manual). Do not use cruise control. When traffic allows, drive for
90 seconds without moving the accelerator pedal. (Vehicle speed may vary
slightly; this is okay.) If you cannot do this for a continuous 90 seconds because
of traffic conditions, drive for at least 30 seconds, then repeat it two more times
(for a total of 90 seconds).
8. Drive in city/suburban traffic for at least 10 minutes. When traffic conditions
allow, let the vehicle coast for several seconds without using the accelerator pedal
or the brake pedal.
9. Park the vehicle and leave the engine off for 30 minutes.
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