Toyota Corolla (E120): Open vehicle speed sensor circuit/ Vehicle speed signal abnormal

Inspection procedure

Circuit description

Other materials:

Using automatic mode
1 Press . The dehumidification function begins to operate. Air outlets and fan speed are automatically adjusted according to the temperature setting. 2 Adjust the temperature setting. 3 To stop the operation, press again. ■ If the system is operated manually in automatic mode If the fa ...

Shifting the shift lever
Vehicles without a smart key system: While the engine switch is in the “ON” position, depress the brake pedal and move the shift lever. Vehicles with a smart key system: While the engine switch is in IGNITION ON mode, depress the brake pedal and move the shift lever. When shifting the ...

How to proceed with troubleshooting
The hand–held tester can be used at step 3, 4, 6, 9. 1 Vehicle brought to workshop 2 Customer problem analysis 3 Connect the obd ii scan tool or hand–held tester to dlc3 4 Check and clear dtc and freeze frame data 5 Visual inspection 6 Setting the check mode diagnosis 7 Proble ...