P0178 OBD II Trouble Code Fuel Composition Sensor Circuit Low Input
Symptoms of P0178 OBD II Trouble Code
- Increased fuel consumption
- Poor performance
- Check Engine Light illuminated
- Engine stalls
Common Causes of P0178 OBD II Trouble Code
- Faulty Fuel Cap
- Contaminated fuel
- Faulty Fuel Composition Sensor
- Corroded or damaged connector
- Damaged or restricted fuel line
- Faulty or damaged wiring
- Faulty ECM
Severity of P0178 OBD II Trouble Code
The severity of this code is moderate.