1999 Buick Century po203 code

1999 BUICK CENTURY
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RCBUGRES
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Engine Mechanical problem
1999 Buick Century 6 cyl Two Wheel Drive 18800 miles

What do i do about a Injector circuit open # 3
Jun 7, 2009 at 5:20 AM
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JDL
  • ✓Experienced Mechanic
  • 16,098 POSTS
Hello, with everything turned off, you can do an ohms test on the injector in question, compare to others.
You can also use a noid lite at the connector, see if there is an injector pulse.
If you do alot of cranking during tests, make sure you don't flood the engine.
Jun 7, 2009 at 5:33 AM
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