Input Signal Check (Test Mode Check)

HINT: This function check if signals from the steering sensor and stop light switch etc. are being input normally to the ECU.

a. Turn the ignition switch OFF.
b. Set each of the check items in the table to the condition in Operation (A).




c. Using SST, connect terminals Ts and E1 of DLC1.
SST 09843-18020
d. Turn ignition switch ON or engine is running.






HINT:
- At this time the height control indicator light come on 2 seconds. After, this light flashes at 0.25 second intervals.
- When the height control indicator is not flashes, check the Ts terminal circuit.

e. Each of the check items is set to the condition in Operation (B).






HINT: When operation of the check items, the height control indicator light come on 1 second.




f. Using SST, connect terminal Tc and E1 of DLC1 or DLC2.
SST 09843-18020

HINT: This should be done while you connect terminals Ts and E1.




g. Read the test DTC output by "HEIGHT HI" indicator light.

HINT:
- At the same time the DTC output by "HEIGHT HI" indicator light.
- When the DTC is not output, check the Tc terminal circuit.
As an example, the blinking patterns for codes normal and 81 are as shown on the illustration.




h. Check the malfunction using the code table.