Data List
DATA LISTHINT: From the DATA LIST displayed on the the hand-held tester, you can read the value of the switch, the sensor and so on without removing parts. Reading the DATA LIST as the first step to troubleshooting is one way to shorten labor time.
a. Connect the hand-held tester to DLC3.
b. Turn the ignition switch ON.
c. According to the display on the tester, read the "DATA LIST".
HINT:
"3" is OK but "1" is NG -> ECM failure
"1" is OK but "2" is NG -> DTC output or ECM failure
"3" is OK but cruise indicator does not turn on -> CRUISE MAIN indicator or wire harness or ECM failure