Secondary air system components, removing and installing: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 Volkswagen Jetta, 2002 Volkswagen GTI, 2001 Volkswagen Jetta, 2001 Volkswagen GTI, and 2000 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- The components labeled with * are checked by On Board Diagnostic (OBD): Refer to 01 ON BOARD DIAGNOSTIC (OBD)
- The components labeled with ** are checked by output diagnostic test mode: Refer to 01 ON BOARD DIAGNOSTIC (OBD)
- Secondary Air Injection (AIR) Pump Relay J299 **Secondary Air Injection (AIR) Pump Relay under Secondary air system components, removing and installing
1 - Combination valve
- Checking, refer to Combination valve, checking
- Removing and installing, refer to Combination valve, removing and installing
2 - 10 Nm
3 - O-ring
- Always replace
4 - Air duct
- In cylinder head
5 - Secondary Air Injection (AIR) Solenoid Valve N112 */**
6 - To fuel pressure regulator
7 - To intake manifold
8 - Connector
- Black, 2-way
- For secondary air injection solenoid valve
9 - Check valve
- White terminal points to Secondary Air Injection (AIR) Solenoid Valve N112
10 - To vacuum tank
- Fastened to front oil pan
11 - Intake Manifold Tuning (IMT) Valve N156
- Clipped onto bracket of oil filter casing
12 - Bracket
13 - 25 Nm
14 - 10 Nm
15 - Bracket
- For Secondary Air Injection (AIR) Pump Motor V101
- For Secondary Air Injection (AIR) Solenoid Valve N112
16 - To vacuum adjusting screw for intake manifold change-over
17 - Connector
- Black, 2-way
- For Intake Manifold Tuning (IMT) Valve N156
18 - Connector
- Black, 2-way
- For Secondary Air Injection (AIR) Pump Motor V101
19 - Secondary Air Injection (AIR) Pump Motor V101 **
- On the front engine block
- For removing and installing, put lock carrier into service position: Refer to LOCK CARRIER SERVICE POSITION
- Loosen air conditioning compressor from its bracket, refer to A/C COMPRESSOR AND BRACKET
20 - O-ring
- Replace if damaged
21 - Discharge hose
- Make sure of tight fit
22 - To top of air filter
23 - Intake hose
- Make sure of tight fit
24 - 5 Nm
25 - Screw connections
- For combination valve