Volkswagen Passat 1995 Official Factory Repair Manual page 1831

VAG 1551 Scan Tool (ST), connecting and selecting 'CARB/OBD II' address word 33
Mode 41 PID 13 Module 1A
Speed
Mode 41 PID 13 Module 10
Speed
Mode 41 PID 14 Module 10
Ignition Timing Advance
Mode 41 PID 15 Module 10
Intake Air Temp.
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.FU07.01.3
x km/h
km/h
12
xxx C
- Press
button.
PID13: Vehicle speed (km/h)
Current vehicle speed display
- Press
button.
PID13: Vehicle speed (km/h)
Current vehicle speed display
- Press
button.
PID14: Ignition timing advance
Specification at idle: 12 fluctuating.
If the displayed ignition angle is constant, and later
than 12 then the cause can be a faulty knock
sensor
- Press
button.
PID15: Intake air temperature C
Measured at idle, slightly above ambient
temperature
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12/6/2004