OBD-II code · Powertrain (generic)
P0413 Secondary Air Injection System Switching Valve A Circuit Open
Secondary Air Injection System Switching Valve A Circuit Open: the circuit is open. Likely a broken wire, disconnected connector, or failed component.
Is it safe to drive with P0413?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen winding or wire
- Less likelyPin pushed back out of connector body
- Less likelyCracked solder joint inside the module or sensor
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2.5 h
- Emissions test
- Likely to fail
- Parts involved
- Secondary Air Injection Valve
Related codes
- P0412Secondary Air Injection System Switching Valve A Circuit
- P0416Secondary Air Injection System Switching Valve B Circuit Open
- P0410Secondary Air Injection System Malfunction
- P0411Secondary Air Injection System Incorrect Flow
- P0414Secondary Air Injection System Switching Valve "A" Circuit Shorted
- P0415Secondary Air Injection System Switching Valve B Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.