Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSCION2006XB L4-1.5L (1NZ-FE)REPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSWHEEL SPEED SENSORSERVICE AND REPAIRFRONT SPEED SENSOR
2006 Scion xB L4-1.5L (1NZ-FE)
Front Speed Sensor
2006 Scion xB L4-1.5L (1NZ-FE)SECTION Front Speed Sensor
REMOVAL
HINT:
- Use the same procedures for the LH side and RH side.
- The procedures listed below are for the LH side.
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE FRONT WHEEL
3. REMOVE FRONT SPEED SENSOR LH
a. Disconnect the speed sensor connector.
b. Remove the 2 clamp bolts holding the speed sensor wire harness from the body and shock absorber.
c. Disconnect the resin clip and speed sensor wire harness from shock absorber.
d. Remove the bolt and speed sensor.
NOTE: Keep the sensor tip and sensor installation hole free from foreign matter.
INSTALLATION
HINT:
- Use the same procedures for the LH side and RH side.
- The procedures listed below are for the LH side.
1. INSTALL FRONT SPEED SENSOR LH
a. Install the speed sensor with the bolt.
Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf)
NOTE: Keep the sensor tip and sensor installation hole free from foreign matter.
b. Install the speed sensor wire harness to the body and shock absorber with the 2 clamp bolts.
Torque:
8.0 N.m (82 kgf.cm, 71 in.lbf) for bolt A
29 N.m (300 kgf.cm, 21 ft.lbf) for bolt B
NOTE: Do not twist the sensor wire when installing it.
c. Connect the resin clip and speed sensor wire harness to the shock absorber.
NOTE: Do not twist the sensor wire when installing it.
d. Connect the speed sensor connector.
NOTE: Do not twist the sensor wire when installing it.
2. INSTALL FRONT WHEEL
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
4. CHECK ABS SPEED SENSOR SIGNAL
a. Check the ABS speed sensor signal.
HINT:
- Use the same procedures for the LH side and RH side.
- The procedures listed below are for the LH side.
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
2. REMOVE FRONT WHEEL
3. REMOVE FRONT SPEED SENSOR LH
a. Disconnect the speed sensor connector.
b. Remove the 2 clamp bolts holding the speed sensor wire harness from the body and shock absorber.
c. Disconnect the resin clip and speed sensor wire harness from shock absorber.
d. Remove the bolt and speed sensor.
NOTE: Keep the sensor tip and sensor installation hole free from foreign matter.
INSTALLATION
HINT:
- Use the same procedures for the LH side and RH side.
- The procedures listed below are for the LH side.
1. INSTALL FRONT SPEED SENSOR LH
a. Install the speed sensor with the bolt.
Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf)
NOTE: Keep the sensor tip and sensor installation hole free from foreign matter.
b. Install the speed sensor wire harness to the body and shock absorber with the 2 clamp bolts.
Torque:
8.0 N.m (82 kgf.cm, 71 in.lbf) for bolt A
29 N.m (300 kgf.cm, 21 ft.lbf) for bolt B
NOTE: Do not twist the sensor wire when installing it.
c. Connect the resin clip and speed sensor wire harness to the shock absorber.
NOTE: Do not twist the sensor wire when installing it.
d. Connect the speed sensor connector.
NOTE: Do not twist the sensor wire when installing it.
2. INSTALL FRONT WHEEL
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
4. CHECK ABS SPEED SENSOR SIGNAL
a. Check the ABS speed sensor signal.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.