Page 233 - Honda Civic

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Main Menu Table of Contents
Malfunction Indicator Lamp

If this indicator comes on If the indicator comes on repeatedly, If the battery in your vehicle has
while driving, it means one even though it may turn off as you been disconnected or gone dead,
of the engine’s emissions control continue driving, have the vehicle these codes are erased. It takes at
systems may have a problem. Even checked by your dealer as soon as least three days of driving under
though you may feel no difference in possible. various conditions to set the codes
your vehicle’s performance, it can again.
reduce your fuel economy and cause
increased emissions. Continued To check if they are set, turn the
operation may cause serious damage. If you keep driving with the ignition switch to the ON (II)
malfunction indicator lamp on, you can position, without starting the engine.
If you have recently refueled your damage your vehicle’s emissions The malfunction indicator lamp will
vehicle, the indicator coming on controls and engine. Those repairs may come on for 20 seconds. If it then
could be due to a loose or missing not be covered by your vehicle’s goes off, the readiness codes are set.
fuel fill cap. You will also see a warranties. If it blinks five times, the readiness
‘‘CHECK FUEL CAP’’ message on codes are not set. If possible, do not
the information display. Tighten the Readiness Codes take your vehicle for a state
cap until it clicks at least once (see Your vehicle has certain ‘‘readiness emissions test until the readiness
page 152 ). Tightening the cap will codes’’ that are part of the on-board codes are set. Refer to State
not turn the indicator off diagnostics for the emissions Emissions Testing for more
immediately; it takes at least three systems. In some states, part of the information (see page 250 ).
days of normal driving. emissions testing is to make sure
these codes are set. If they are not
set, the test cannot be completed.

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