Toyota Corolla (E120) 2002–2008 Repair Manual / Brake / Speed sensor front lh
Toyota Corolla (E120): Speed sensor front lh
Replacement
Hint
: replace the rh side by the same procedure as the lh side.
1. Remove front wheel
2. Remove front fender liner lh
3. Remove speed sensor front lh

- Disconnect the speed sensor wire harness clamp from the body.
- disconnect the speed sensor connector.

- Remove the 2 clamp bolts holding the sensor harness from the body and shock absorber.

- Remove the bolt and speed sensor front lh.
Notice
: keep on the sensor tip clean.
4. Install speed sensor front lh

- Install the speed sensor front lh with the bolt.
Torque: 8.0 Nvm (82 Kgf·cm, 71 in.Vlbf)
Notice
: make sure the sensor tip is clean.

- Install the sensor harness clamp with the 2 bolts ”a” and
”b” to the body and shock absorber.
Torque:
bolt a: 8.0 Nvm (82 Kgf·cm, 71 in.Vlbf) bolt b: 29 nvm (296 Kgf·cm, 21 ft·lbf)

- Connect the speed sensor connector.
- connect the speed sensor wire harness clamp to the body.
5. Install front fender liner lh
6. Install front wheel
torque: 103 nvm (1,050 Kgf·cm, 76 ft·lbf)
7. Check abs speed sensor signal
Other materials:
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Identification of problem
11 Parts inspection
12 Repair
1 ...
Circuit description
The park/neutral position switch detects the shift lever position and sends
signals to the ecm.
Monitor description
The park/neutral position switch detects the gearshift position and sends a
signal to the ecm.
For security, the park/neutral position switch detects the gearshift positio ...
Symptom confirmation and diagnostic trouble code
Hint:
the diagnostic system in corolla has various functions. The first
function is the diagnostic trouble
code (dtc) check, in which a malfunction in the signal circuits to the ecu
is stored in code form in
the ecu memory. Another function is the input signal check, which checks if
...


