P1416
Secondary Air Injection System Bank 2
2005-2009 GMC Envoy 5.3L V8
Moderate SeverityPowertrain
Description
The PCM detected that the AIR system is not functioning properly on Bank 2. Same operating principle as P1415 but for the opposite bank.
Symptoms
- Check Engine Light
- Failed emissions test
- Cold start rough idle
- Increased cold-start emissions
Common Causes
- Faulty AIR check valve Bank 2
- AIR pump failure
- Restricted AIR hose Bank 2
- Relay or fuse issue
- Carbon buildup in passages
Diagnostic Steps
- Check AIR pump relay and fuse
- Inspect Bank 2 AIR check valve
- Test AIR pump operation
- Check vacuum lines
- Monitor Bank 2 O2 sensor during AIR test
Repair Notes
Inspect Bank 2 check valve for restriction. Replace AIR pump or check valve as needed.
Related Codes
P0410Secondary Air Injection SystemP0411Secondary Air Injection System Incorrect Flow DetectedP1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air Injection System Bank 1P1415Secondary Air System Bank 1P1415Secondary Air System Bank 1
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1416 on Other Vehicles
Common Questions
What does code P1416 mean on a 2005-2009 GMC Envoy?
P1416 stands for "Secondary Air Injection System Bank 2". The PCM detected that the AIR system is not functioning properly on Bank 2. Same operating principle as P1415 but for the opposite bank.
What are the symptoms of P1416 on a GMC Envoy?
Common symptoms of P1416 include: Check Engine Light, Failed emissions test, Cold start rough idle, Increased cold-start emissions.
What causes P1416 on a 2005-2009 GMC Envoy?
Common causes of P1416 include: Faulty AIR check valve Bank 2, AIR pump failure, Restricted AIR hose Bank 2, Relay or fuse issue, Carbon buildup in passages.