Volkswagen Passat 1995 Official Factory Repair Manual page 1573

Diagnostic Trouble Code (DTC) tables:
Additional exhaust regulation
SAE-
DTC
P0411 Secondary Air Injection System
Incorrect Flow Detected
P0412 Secondary Air Injection System
Switching Valve "A" Circuit
P0413 Secondary Air Injection System
Switching Valve "A" Circuit
Open
P0414 Secondary Air Injection System
Switching Valve "A" Circuit
Shorted
P0418 Secondary Air Injection System
Control "A" Circuit
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DTC text Corrective action
- Check Secondary Air Injection (AIR) Pump
Motor -V101- Page 26-23
- Check Secondary Air Injection (AIR)
Solenoid Valve -N112-
- Check combination valve
- Check Secondary Air Injection (AIR) system
for proper seal Page 26-18
- Check Secondary Air Injection (AIR)
Solenoid Valve -N112-
- Check activation of Secondary Air Injection
(AIR) Pump Relay -J299- according to wiring
diagram:
Electrical Wiring Diagrams, Troubleshooting
&Component Locations
Page 11 of 41
ST-66
Page 26-20
Page 26-28
Page 26-20
6/12/2004