Error code
OBD2 P0486
What it means
Exhaust Gas Recirculation Sensor 'B' Circuit.
Severity
Summary
P0486 indicates an issue with the Exhaust Gas Recirculation (EGR) valve position sensor B circuit, which monitors EGR system operation. This problem is located in the exhaust system near the engine.
Common Causes
- Wiring issues
- Poor connection
- Faulty EGR valve position sensor B
- ECM malfunction
Fixes
FAQ
What does P0486 mean?
P0486 indicates a malfunction in the EGR valve position sensor B circuit, which is part of the exhaust gas recirculation system.
How do I fix P0486?
Fixing P0486 typically involves checking and repairing wiring issues, replacing the faulty EGR valve position sensor B, or addressing ECM problems. Consult a professional mechanic for accurate diagnosis and repair.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P0400Exhaust Gas Recirculation Flow
- P0401Exhaust Gas Recirculation Flow Insufficient Detected
- P0402Exhaust Gas Recirculation Flow Excessive Detected
- P0403Exhaust Gas Recirculation Control Circuit
- P0404Exhaust Gas Recirculation Control Circuit Range/Performance
- P0405Exhaust Gas Recirculation Sensor 'A' Circuit Low
- P0406Exhaust Gas Recirculation Sensor 'A' Circuit High
- P0407Exhaust Gas Recirculation Sensor 'B' Circuit Low
- P0408Exhaust Gas Recirculation Sensor 'B' Circuit High
- P0409Exhaust Gas Recirculation Sensor 'A' Circuit
- P0410Secondary Air Injection System
- P0411Secondary Air Injection System Incorrect Flow Detected