2004 Ford Taurus 3.0L V6 DOHC
About one month ago, had codes P0304 and
P0316. Spark plugs were replaced. Two weeks
later, engine light on with codes P0420, P0303,
P0316. What do you suggest?
About one month ago, had codes P0304 and
P0316. Spark plugs were replaced. Two weeks
later, engine light on with codes P0420, P0303,
P0316. What do you suggest?
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