The check engine light came on on my 98 Grand Marquis. My mechanic
said it was a defective filler tube and gas cap. They found this with
a smoke test. Paid $285.00 for the repair and the check engine light
came on again. Anyone know what else it could be? By the way, where is
the charcoal filter cansiter on this car?
Go to auto supply and get a code reader, plug it in under the dash and
get the code number.
A book comes with the reader, look up the number and find out what the
Most of the auto parts stores will read the code numbers for you free,
and they will tell you what the code is.
I bought a code reader for less than $30.00
Good idea: When my daughter lets me take the car for an hour so I will
bring to to Auto Zone and have them read the code again. You say you
can buy a reader for around $30.00? Are they any good? I might buy
They have become cheaper and better. I bought one from Harbor Freight
for about $40. This one has the code information in the reader; you
don't need the book.
For manufacturer specific codes, however, you do need another reference.
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