P0505 VOLVO Possible Causes
- Faulty Air Assisted Control Valve
- Air Assisted Control Valve harness is open or shorted
- Air Assisted Control Valve circuit poor electrical connection
First diagnose P0505 VOLVO code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the P0505 VOLVO code
Labor: 1.0The cost of diagnosing the P0505 VOLVO code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
When is the P0505 VOLVO code detected?The P0505 code is set when the Air Assisted Control Valve valve does not operate properly.
P0505 VOLVO Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Engine hard to start
- Rough or erratic idle speed
P0505 VOLVO MeaningThis system automatically controls engine idle speed to a specified level. Idle speed is controlled through fine adjustment of the amount of air which by-passes the throttle valve via Air Assisted Control Valve. The valve changes the opening of the air by-pass passage to control the amount of assisted air.
P0505 VOLVO More InformationNeed more information on how to fix the P0505 VOLVO code?
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