Work step: 13 Diagnostic test: Vehicle Speed Sensor (VSS)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1999 Volkswagen Jetta, 1999 Volkswagen GTI, 1998 Volkswagen Jetta, 1998 Volkswagen GTI, and 1997 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Display will appear as shown

Fig 1: Identifying Scan Tool Display - Function 15, Work Step 13 (1 Of 3)

Press -0- and -4- buttons to select "Basic setting" function 04. Press -Q- button to enter input.

Display will appear as shown

Fig 2: Identifying Scan Tool Display - Function 15, Work Step 13 (2 Of 3)

Press -1-, -8- and -0- buttons to select display group number 180. Press -Q- button to enter input.

Display will appear as shown: (1 to 4 = display zones)

Fig 3: Identifying Scan Tool Display - Function 15, Work Step 13 (3 Of 3)

Perform test drive and fulfill the following conditions:
- Transmission Range 2 or 3nd gear selected
- Engine speed between 3500 RPM for 5 seconds
Then release accelerator pedal for 3 seconds.
- After 3 seconds, vehicle speed must be 20 km/h (13 mph) min. and have been in overrun for 2 seconds minimum.
Check specs. during test drive (second technician necessary). See airbag warning. Refer to TEST SEQUENCE .

DISPLAY GROUP: 180, FUNCTION: 04

	Display fields
	1	2	3	4
Display group: 180, Function: 04
Display	xxxx rpm	xxx.x °C	km/h	xxxx xxxx
Indicated	Engine speed	Engine coolant temperature	Vehicle speed	Diagnostic conditions
Specification	5 to 10 seconds above 3500 rpm	At least 80 °C	25 to 50 km/h	x111 x100
Working range	650 to 5500 rpm	-46.5 to 141.0 °C	-	x = Not relevant

RELEVANCE OF 8 DIGIT NUMBER BLOCK IN DISPLAY FIELD 4

Relevance of 8 digit number block in display field 4
1	2	3	4	5	6	7	8	Specifications of diagnostic conditions
	1							Engine speed for this check is OK.
		1						Engine coolant temperature OK.
			1					Overrun cut -off is active
					1			CYCLE Bit = Diagnosis completed
						0		Diagnosis malfunction free
							0	DTC memory malfunction free

Press -C- button.