DTC CODES

PCode Code Brand Description
P2438 P2438 Secondary Air Injection System Air Flow/Pressure Sensor Circuit High Bank 2
P2439 P2439 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Intermittent/Erratic Bank 2
P2440 P2440 Secondary Air Injection System Switching Valve Stuck Open Bank 1
P2441 P2441 Secondary Air Injection System Switching Valve Stuck Closed Bank 1
P2442 P2442 Secondary Air Injection System Switching Valve Stuck Open Bank 2
P2443 P2443 Secondary Air Injection System Switching Valve Stuck Closed Bank 2
P2444 P2444 Secondary Air Injection System Pump Stuck On Bank 1
P2445 P2445 Secondary Air Injection System Pump Stuck Off Bank 1
P2446 P2446 Secondary Air Injection System Pump Stuck On Bank 2
P2447 P2447 Secondary Air Injection System Pump Stuck Off Bank 2