2001 Dodge Caravan obd2 code

2001 DODGE CARAVAN
147,000 MILES • 6 CYL • FWD • AUTOMATIC
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CHUCKD877
  • MEMBER
  • 2 POSTS
i got a exhaust gas recirculation control circuit. what is this? o2 sensor?
Jan 12, 2008 at 12:03 AM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
No its not the oxygen sensor-its the EGR its purpose is to reduce the formation of oxides of nitrogen NOX. if it's cracked open it will dilute the air/fuel mixture causing the engine to idle erractically. If its stuck closed it will cause detonation/pinging/spark knock.
Jan 12, 2008 at 1:24 AM
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