Volkswagen Passat 1995 Official Factory Repair Manual page 1832

VAG 1551 Scan Tool (ST), connecting and selecting 'CARB/OBD II' address word 33
Mode 41 PID 16 Module 10
Air Flow Rate
Mode 41 PID 17 Module 10
Throttle Valve Position
Mode 41 PID 18 Module 10
Command Secondary Air
Mode 41 PID 19 Module 10
Location of Oxygen sensor
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07.01.3
4.30 g/sec
3 %
xxxxx1xx
xxxxxx11
- Press
button.
PID16: Mass air flow g/sec
Measured at idle approx.: 4.3 g/sec.
If the value is below 2.5 g/sec. unmetered air can
be the cause
- Press
button.
PID17: Throttle position %
Specification at idle: 2-4%.
A too large or small a value leads to DTC: P1582
- Press
button.
PID18: Secondary air injection status
When the 3rd position from right is 1, the
secondary air injection system is recognized as
available
- Press
button.
PID19: Location / Heated oxygen sensor
When the 1st and the 2nd position from right is 1,
the heated oxygen sensors are recognized as
available.
Page 10 of 17
01-93
12/6/2004