Volkswagen Passat 1995 Official Factory Repair Manual page 1381

Secondary Air Injection (AIR) system
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Note:
Always replace seals and gaskets.
Vacuum lines and hose connections must not
have leaks.
Vacuum hoses must not be clogged or
kinked.
For the electric components to work properly, a
voltage of at least 11.5 V is required.
Engine Control Module (ECM) is equipped with
On Board Diagnostic (OBD).
Components marked with * are tested via On
Board Diagnostic (OBD)
Diagnostic mode 3: Check DTC memory.
It is possible that the control module will
recognize a malfunction and store a DTC during
some tests. Therefore the following work steps
must be performed in the mentioned sequence
after ending all tests and repairs.
- - Check DTC memory
Diagnostic mode 3: Check DTC Memory,
- - Erase DTC memory
Diagnostic mode 4: Reset/erase diagnostic
data
- - For completion, generate readiness code
Page ST-52 .
Removing and installing Secondary Air Injection
(AIR) system components
Check secondary air system for proper seal
Page 2 of 21
26-13
Page ST-22 ,
Page ST-22 ,
Page ST-26 ,
Page 26-14 .
6/12/2004