Throttle Position (TP) sensor, checking: Notes
NOTE:
Use only gold-plated terminals when servicing terminals in harness connector.
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
Requirement
- The respective fuses of Diesel-Direct fuel injection system must be OK:
Refer to Electrical Wiring Diagrams, Troubleshooting & Component Locations
- Battery voltage must be at least 11.5 volts.
- All electrical consumers such as, lights and rear window defroster must be switched off.
- For vehicles with automatic transmission, selector lever must be in -P-.
- Parking brake must be engaged.
- If vehicle is equipped with an A/C system, it must be switched off.
- Ground (GND) connections between engine and chassis must be OK.
- Ignition is switched off.
Test sequence
- Remove footwell cover (driver's side).
- Disconnect 6-pin connector from Throttle Position (TP) Sensor.
- Switch ignition on.
Checking voltage supply
- Connect multimeter to the following connector terminals for voltage measurement.
Terminal 1 + Ground (GND)
Terminal 1 + 5
Terminal 2 + Ground (GND)
Terminal 2 +3
Specified value: at least 4.5 V
- Switch ignition off.
If specified values are not obtained:
- Check wires to Engine Control Module (ECM) according to wiring diagram. Refer to Check wires to control module .