Powertrain
generic / SAE
P018A
Fuel Pressure Sensor B Circuit
Generic electrical fault on fuel pressure sensor B (second sensor, e.g. low-pressure side or alternative fuel system).
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 8A
Possible causes
- Sensor failed high
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
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–2 h
- Component: fuel pressure sensor b
- Component: sensor wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012