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Q:

engine runs lean on 1997 Volkswagen Jetta

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
check engine light is on
(2) Answers
(1) Comments
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Look for vacume hose that could be split or disconnected. From that point it could be caused by various faulty sensors, wiring problem, or a mechanical problem. Driving with a lean condition for extended period could leed to more problems.