Engine Error
P2098
Post Catalyst Fuel Trim System Too Lean Bank 2
Severity
Medium
Symptoms
Failed emissions test, slight hesitation
Common Causes
- Exhaust leak upstream of Bank 2 Sensor 2
- Defective Bank 2 downstream O2 sensor
- Clogged fuel filter
- Vacuum leak on Bank 2
How to Fix
- 1 Fix exhaust manifold or pipe leaks
- 2 Replace downstream O2 sensor
- 3 Replace fuel filter
- 4 Perform smoke test for vacuum leaks
Estimated Repair Cost
USD
$100
–
$400
Exhaust repair: $100 - $300; O2 Sensor: $150 - $300