P1124 What does this mean as far as system lean-idle on a 1996 Hyundai Elantra GLS 1.8L engine?

Question

P1124 HYUNDAI - What does this mean as far as system lean-idle on a 1996 Hyundai Elantra GLS 1.8L engine?

Answer 1

Hi there

Basically it means over an extended period of time the computer has seen a lean condition. This could be due to a vacuum leak, plugged fuel filter, weak fuel pump. Any of these can cause a lean condition.

Answer 2

P1124 HYUNDAI - Long Term Fuel Trim Error System Lean

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