Error code

OBD2 P0413

OBD2P0413
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Secondary Air Injection System Switching Valve 'A' Circuit Open.

Severity

moderateCan drive, but may experience reduced performance and increased emissions.

Summary

P0413 indicates an open circuit in the Secondary Air Injection System Switching Valve 'A' (often referred to as an AIR solenoid), which is part of the exhaust system near the engine.

Common Causes

  • Wiring open circuit
  • Faulty AIR solenoid A

Fixes

  • Replace the faulty AIR solenoid or repair the wiring.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.