Front Wheel Sensor, Replacement

Front wheel sensor, replacement

Special tools:
115 8147 TORQUE SOCKET 1/2" 19 MM 115 8147 Torque Socket 1/2" 19 mm

Preparations
- Ignition off.
- Remove wheel.

Removing sensor





Note! Clean sensor and connector carefully before removing them.

- Remove sensor mounting bolt and pull sensor out.
- Remove connector.

Installing sensor




- Clean sensor seat free of dust and rust so sensor ends up in right position relative to pulse wheel.
- Brush any dirt off of pulse wheel. Use a soft brush.

- Install sensor and tighten bolt to 10 Nm (7.5 ft.lb).
- Install connector.

Installing wheel




- Check that brake disc and rim contact surfaces are clean
- Grease hub center guide for rim with anti-rust agent 116 1038-3.
- Install wheel.
- Install bolts hand tight. Then tighten them in star pattern to 110 Nm (80 ft.lb). If tightening with nut runner, use torque socket 115 8147 TORQUE SOCKET 1/2" 19 MM 115 8147 Torque Socket 1/2" 19 mm.

Note! Tightening bolts in star pattern to specific torque settings is important to prevent stresses in the brake disc.

Operational checks




- Read off any DTCs posted in control module and erase them.
- Quit DTM by switching off ignition.
- Test-drive car and check that ABS warning indicator goes out.
- Read off DTCs and check that DTC 1-1-1 appears.
- Quit DTM by switching off ignition.