2017-10-10
Illuminated check engine light
Poor fuel economy
Rough idle or stalling
Reduced engine power or acceleration
Failed O2 sensor
Faulty wiring or connections in the circuit
Loose or corroded electrical connections
Failed engine control module (ECM)
Heated 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 clean any loose or corroded electrical connections
Replace the engine control module (ECM) if necessary