Displaying & Reading Trouble Codes

DTC CHECK





HINT: If a malfunction occurs in the No. 1 vehicle speed sensors or actuator, etc. during cruise control driving, the ECU actuates AUTO CANCEL of the cruise control and turns on and off the CRUISE MAIN indicator light to inform the driver of a malfunction. At the same time, the malfunction is stopped in memory as a diagnostic trouble code.

(c) Output of DTC using diagnosis check wire.
(1) Turn the ignition switch ON.





(2) Using SST, connect terminals Tc and E1 of DLC2. SST 09843-18020
(3) Read the DTC on the CRUISE MAIN indicator light.

HINT: If the DTC is not output, inspect the diagnosis circuit.

Normal Code:

Code 11 And Code 21:

As an example, the blinking patterns for codes; normal, 11 and 21 are shown in the illustration.