Volkswagen Passat 1995 Official Factory Repair Manual page 1561

Readiness code
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW...
Testing Secondary Air Injection (AIR) system for
proper seal.
- Let engine run at idle for 1 minute.
Testing oxygen sensors for aging.
- Increase engine speed to 2200 to 3300 RPM for
3 minutes.
Testing oxygen sensors in partial throttle range
- Perform a road test.
The following operating conditions must be met
during this road test:
- Drive for 15 minutes in 3rd gear or in driving
mode "3" on a level driving surface at a
constant vehicle speed with an engine speed
of 2000 to 2800 RPM.
Observe the safety precautions that apply to road
tests Page 24-21 .
Note:
Vehicle speed Page ST-15
mode 1: Check measuring values; PID 13,
Vehicle speed.
Engine speed Page ST-15
1: Check measuring values; PID 12, engine
rotations per minute (RPM).
Page 6 of 7
ST-54
, Diagnostic
, Diagnostic mode
6/12/2004