Highlander 2WD V6-3.3L (3MZ-FE) Hybrid (2006)
a. The vehicle's ECU uses the ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAEJ 1962 and
matches the ISO 15765-4 format.
If the result is not as specified, the DLC3 may have a malfunction. Repair or replace the harness and connector.
b. Connect the cable of the intelligent tester to the DLC3.
c. Turn the ignition switch on and attempt to use the tester.
d. If the display indicates that a communication error has occurred.
e. There is a problem either with the vehicle or with the tester.
1. If communication is normal when the tester is connected to another vehicle, inspect the DLC3 of the original vehicle.
2. If communication is still not possible when the tester is connected to another vehicle, the problem may be in the tester itself.
3. Consult the Service Department listed in the tester's instruction manual.
Inspect Battery Voltage
INSPECT BATTERY VOLTAGE
Standard voltage: 11 to 14 V
If the voltage is below 11 V, recharge or replace battery before proceeding.
CAN Communication System
TERMINALS OF ECU
NOTE: This describes the standard CAN values for all CAN related components.