Powertrain
generic / SAE
P008B
Low Pressure Fuel System Pressure - Too High
The low-pressure fuel pressure is above the expected value. Often caused by a stuck-closed fuel return valve or a faulty pressure regulator.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 8B
Possible causes
- Pressure regulator stuck closed high
- Return line blocked medium
Inspection / repair
- Difficulty: medium
- DIY: possible
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References
sae:J2012