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I have a 2004 Ford F150 Heritage and for the emissions test they want the check engine/service engine soon light to come on. mine doesnt. Its supposed to come on when you turn the key and then turn off when you actually start your engine. there are no

It will have voltage to the led and the PCM grounds it to turn it on.

Josh S | Aug 25, 2009
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Red Line 60103 SI-1 Fuel System Cleaner - 15 oz.
Automotive Parts and Accessories (Red Line)


Red Line

List Price: $9.99
Price: $9.60
You Save: $0.39 (4%)

  • Raises fuel economy
  • Fuel injector cleaner
  • Protects the fuel system from rust

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