1999 Mitsubishi Montero Replaced Spark Plugs Cables Noticed That Spending More

150,000 MILES
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ANONYMOUS
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I replaced spark plugs and cables,but noticed that spending more gas than before and running at a 1000 rpm higher.
Approx. 800 rpm on idle.
Dec 20, 2012 at 6:45 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
scan for codes and check fuel pressure first.
Dec 21, 2012 at 5:53 AM
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