Applicable Systems
EC220 Excavator
Symptoms
Engine fuel pressure below specification; engine may lose power under load; possible fuel starvation.
Possible Causes
- Fuel filter clogged
- Fuel transfer pump worn
- Fuel supply line restriction
Troubleshooting Steps
- Step 1: Check fuel filter service hours
Within interval - Step 2: Measure fuel pressure at filter outlet
Pressure >= 35 psi - Step 3: Replace fuel filter element
New filter installed - Step 4: Test transfer pump output
Output meets spec - Step 5: Clear code and verify under load
No power loss
How to Reset
Clear via Volvo Tech Tool after fuel system service.
Common Replacement Parts
- Fuel Filter P/N: VOE15890251
- Fuel Transfer Pump (if needed)
Frequently Asked Questions
- Q: What fuel pressure is normal for Volvo D6?
Typically 35-55 psi at filter outlet. At injection pump inlet: 15-25 psi. Check model-specific service manual for exact specs.
Source: volvo fault codes reference
Category: Heavy Equipment