Error code
OBD2 P2171
OBD2P2171
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Exhaust Pressure Regulator Vent Solenoid Control Circuit High.
Severity
moderateCan drive but may experience performance issues and potential emissions problems.
Summary
P2171 indicates an issue with the exhaust gas pressure regulator vent solenoid circuit being too high, likely due to wiring problems near this component.
Common Causes
- Wiring short to positive
- Faulty exhaust gas pressure regulator vent solenoid
Fixes
- Replace the faulty exhaust gas pressure regulator vent solenoid or repair wiring.
FAQ
What does P2171 mean?
P2171 indicates a high voltage issue in the circuit of the exhaust gas pressure regulator vent solenoid.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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