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Home >> Dodge >> 1988 >> Colt Vista 4WD L4-1997cc 2.0L SOHC >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> With Multi-Point Fuel Injection (MPI) >> Poor Fuel Mileage

Poor Fuel Mileage


1. Malfunctioning oxygen sensor.
2. Malfunctioning injector.
3. Malfunctioning MPI system.
4. Malfunctioning resistor.
5. Improper fuel pressure.
6. Malfunctioning fuel pressure control system.


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