P0412
Secondary Air Injection System Switching Valve A Circuit
1998-2008 Volkswagen Pointer 1.8L I4 🇦🇺
Low SeverityPowertrain
Description
Malfunction in the AIR switching valve circuit.
Symptoms
- Check Engine Light
- AIR system not functioning
Common Causes
- Faulty switching valve
- Wiring issue
- Relay failure
Diagnostic Steps
- Test valve solenoid
- Check wiring
- Test relay
Repair Notes
Replace switching valve or repair wiring.
Related Codes
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
P0412 on Other Vehicles
Volkswagen Arteon
2019-2024 2.0L Turbo I4
Volkswagen Atlas
2018-2024 2.0L Turbo I4
Volkswagen Atlas
2018-2024 3.6L V6
Volkswagen Atlas Cross Sport
2020-2024 2.0L Turbo I4
Volkswagen Atlas Cross Sport
2020-2024 3.6L V6
Volkswagen Beetle
2012-2019 2.0L Turbo I4
Volkswagen Beetle
2012-2019 2.5L I5
Volkswagen Beetle Turbo
2012-2018 2.0L Turbo I4
Common Questions
What does code P0412 mean on a 1998-2008 Volkswagen Pointer?
P0412 stands for "Secondary Air Injection System Switching Valve A Circuit". Malfunction in the AIR switching valve circuit.
What are the symptoms of P0412 on a Volkswagen Pointer?
Common symptoms of P0412 include: Check Engine Light, AIR system not functioning.
What causes P0412 on a 1998-2008 Volkswagen Pointer?
Common causes of P0412 include: Faulty switching valve, Wiring issue, Relay failure.