Fuel Pressure Sensor B Circuit
Generic electrical fault on fuel pressure sensor B (second sensor, e.g. low-pressure side or alternative fuel system).
Affected components
- Fuel pressure sensor b
- Sensor wiring
Common causes
- High likelihood: Sensor failed
Possible symptoms
- Check engine light on
- Hard start, no start, or stalling under load
- Power loss especially at high load or rpm
- Possible long cranking time
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.