Possible Causes
- Intermittent Condition
- Fuel Pressure Out Of Specs
- Restricted Fuel Supply Line
- Fuel Pump Inlet Strainer Plugged
- Fuel Pump Module
- O2 Sensor
- O2 Sensor Signal Circuit
- O2 Sensor Heater Operation
- O2 Sensor Return Circuit
- TPS Voltage Greater Than 0.92 Volt With Throttle Closed
- Throttle Position Sensor Sweep
- Map Sensor Operation
- ECT Sensor Operation
- Engine Mechanical Problem
- Fuel Filter/Pressure Regulator
- PCM