Speed Sensor Signal Check

SPEED SENSOR SIGNAL CHECK






1. When the ignition switch is turned ON, check that the ABS warning light goes on for 2 seconds.
2. Turn the ignition switch OFF.
3. Using SST, connect terminals Ts and E1 of DLC1. SST 0984318020
4. Start the engine.





5. Check that the ABS warning light blinks.

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

6. Drive vehicle straight forward.

HINT:
- Drive vehicle at 45 - 55 km/h (28 - 34 mph) for several seconds.
- If the brake is applied during the check, the check routine must be started again.
7. Stop the vehicle.
8. Turn the ignition switch OFF.
9. Disconnect terminals Ts and E1, and connect To and E1.
10. Turn the ignition switch ON.
11. Read the number of blinks of the ABS warning light.

HINT: See the list of DTC shown on the next page. If every sensor is normal, a normal code is output (A cycle of 0.25 sec. ON and 0.25 sec. OFF is repeated). If 2 or more malfunctions are indicated at the same time, the lowest numbered code will be displayed 1st.






12. After doing the check, disconnect terminals Tc and E1 of DLC1, and turn ignition switch OFF.

DTC CHECK

USING TOYOTA HAND-HELD TESTER
1. Perform steps 1-7.






2. Hook up the Toyota hand-held tester to the DLC2.
3. Read the DLC by following the prompts on the tester screen.
Please refer to the Toyota hand-held tester operator's manual for further details.






DTC of Speed Sensor Check Function