Speed Sensor Signal Check (Test Mode)

Check the speed sensor signal.
1. Turn the ignition switch OFF.




2. Using SST, connect terminals Ts and E1 of DLC1.
SST 09843-18020
3. Start the engine.




4. Check that the ABS warning light blinks.

HINT: If the ABS warning light does not blink, inspect the ABS warning light circuit.

5. Drive vehicle straight forward.

HINT: Drive vehicle faster than 45 kph (28 mph) for several seconds.

6. Stop the vehicle.
7. Using SST, connect terminals Tc and E1 of DLC1.
SST 09843-18020
8. Read the number of blinks of the ABS warning light.

HINT:
- See the list of DTC shown below.
- If 2 or more malfunctions are indicated at the same time, the lowest numbered code will be displayed 1st.




- If every sensor is normal, a normal code is output (A cycle of 0.25 sec. ON and 0.25 sec. OFF is repeated).

9. After doing the check, disconnect the SST from terminals Ts and E1, Tc and E1 of DLC1, and turn ignition switch OFF.
SST 09843-18020

71-78:

DTC of speed sensor check function
* Note Toyota doesn't offer diagnostic charts for these codes and only refers to trouble area.