Transmission Vehicle Speed Sensor -VSS- (vehicles with 01M transmission), checking: Notes

Recommended special tools and equipment 

• V.A.G 1526 multimeter or V.A.G 1715 multimeter
• V.A.G 1594 connector test kit
• Wiring diagram

Test requirements 

• Respective fuses must be OK:

Refer to Electrical Wiring Diagrams, Troubleshooting & Component Locations

• Selector lever must be in -P- position.
• All electrical consumers such as, for example, lights and rear window defroster must be switched off.
• Parking brake must be engaged or else daylight driving lights will be switched on.
• Ground (GND) connections to transmission must be OK.

• Ignition switched off.

Test sequence 

Fig 1: Identifying Transmission Vehicle Speed Sensor -G38-

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Disconnect connector from Transmission Vehicle Speed Sensor (VSS) -G38-.

Observe safety precautions. Refer to Safety precautions  .

• Check harness connector for contact corrosion and ingress of water.

If harness connector is not OK:

• Repair the malfunction.
• Erase DTC memory of Transmission Control Module (TCM). Refer to Diagnostic mode 4: Reset/erase diagnostic data 
• Generate readiness code. Refer to Readiness code, generating 

If harness connector is OK:

• Check wires to Transmission Control Module (TCM) according to wiring diagram. Refer to Checking wires to Transmission Control Module (TCM)  .