Jetta L4-2.0L (AEG) (2000)
Throttle Position Sensor: Testing and Inspection
With Manufacturer's Scan Tool
Checking Throttle Position (TP) sensor -G69-
Test sequence
- Connect VAG1551 (VAG1552) Scan Tool (ST)
- Switch ignition on and press buttons -0- and -1- to insert "Engine Electronics" address word 01
Indicated on display
- Press buttons -0- and -8- to select "Read Measuring Value Block" function OB and press -Q- button to confirm input
Indicated on display
- Press buttons -0-, -5- and -4- to input display group number 54 (054) and press -Q- button to confirm input.
Indicated on display: (1-4 = display fields)
- Read throttle valve angle in display field 3.
Throttle valve in start position: O - 6°
- Slowly open throttle valve fully and observe angle display in display field 3. Figure must increase uniformly over complete range.