2017-10-10
Poor fuel efficiency
Increased emissions
Illuminated check engine light
Rough idle or stalling
Loss of power or acceleration
Failed O2 sensor
Damaged or corroded wiring or connections in the circuit
Loose or damaged electrical connections
Failed engine control module (ECM)
Oxygen Sensor: This is one of the parts that fails very commonly. It measures the amount of oxygen to ensure proper combustion. Problems in the Oxygen Sensor lead to poor fuel economy
Replace the O2 sensor
Check and repair any damaged wiring or connections
Tighten or replace any loose or damaged electrical connections
Replace the engine control module (ECM) if necessary