Passat Syncro Wagon V6-2.8L (ATQ) (2000)
Clutch Switch: Testing and Inspection
With Manufacturer's Scan Tool
Signal From Clutch Vacuum Vent Valve Switch, Checking
Special tools and equipment
-
V.A.G 1551 Scan Tool (or VAG 1552 mobile scan tool) with VAG 1551/3 cable
-
VAG 1598/31 test box
-
VAG 1526 multimeter or VAG 1715 multimeter
-
VAG 1594 connector test kit
-
Wiring diagram
NOTE: The cruise control system needs this signal to avoid tip-in shock.
Test sequence
-
Connect VAG 1551 scan tool (VAG 1552). Switch ignition on and select Engine Control Module (ECM) using address word 01. Refer to Scan
Tool Testing/With Manufacturer's Scan Tool/Scan Tool Connecting and Initial Checks/Connecting V.A.G 1551 Scan Tool See: Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Manufacturer's Scan Tool/Connecting VAG 1551 Scan
Tool
Indicated on display
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -8- to select "Read measuring value block" function 08. Press -Q- button to confirm input.
Indicated on display
Read Measuring Value Block
HELP
Input display group number XXX
-
Press buttons 6-, -6- and -0- to select "Display group number 66". Press -Q- button to confirm input.
Indicated on display
Read Measuring Value Block 66
->
1
2
3
4
-
Observe reading in display field 2. (2nd position from left)
Specification: x 0 x x
-
Press in clutch pedal and observe reading in display field 2.
Specification: x 1 x x
-
Press -> button.
-
Press buttons -0- and -6- to select "End Output" function 06. Press -Q- button to confirm input.
-
Switch ignition off.
If specified value is not obtained:
-
Remove driver-side storage compartment.
-
Disconnect harness connector at Clutch Pedal Position (CPP) switch.