Engine Error
P0089
Fuel Pressure Regulator 1 Performance
Severity
Medium
Symptoms
Black smoke from exhaust, misfires, poor fuel economy
Common Causes
- Defective fuel pressure regulator
- Clogged fuel filter
- Failing fuel pump
- Vacuum leak at regulator
How to Fix
- 1 Replace fuel pressure regulator
- 2 Check and replace fuel filter
- 3 Inspect vacuum line to regulator
- 4 Test fuel pump output
Estimated Repair Cost
USD
$150
–
$600
Regulator replacement: $150 - $350