P2170 OBD-II: Exhaust Pressure Regulator Vent Solenoid Control Circuit Low
P2170 Severity
Moderate
Will P2170 go away on its own?
Once the vehicle's onboard system no longer detects the issue, most codes will disappear on their own. If your vehicle still has this code, however, it should be properly diagnosed to avoid a more serious problem.
For a proper diagnosis, RepairPal Certified shops have the equipment, tools, and expertise.
Moderate severity codes might not threaten the vehicle's safety or functionality immediately, but you should still get it diagnosed within a reasonable time frame to keep your car running well.
What causes OBD-II fault code P2170?
The Exhaust Pressure Regulator Vent Solenoid allows excessive pressure in the exhaust system to vent to the atmosphere. If the engine computer detects a failure of the Exhaust Pressure Regulator Vent Solenoid, code P2170 will be stored.
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