Tundra 4WD V8-4.6L (1UR-FE) (2010)
2. CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (MAIN BODY ECU)
(a) Disconnect the J2 main body ECU connector.
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Select "CAN Bus Check" on the Techstream.
Result
B -- CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (SKID CONTROL ECU WITH ACTUATOR)
A -- Continue to next step.
3. CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (MAIN BODY ECU BRANCH WIRE)
(a) Measure the resistance according to the value(s) in the table below.
Standard resistance:
NG -- REPAIR OR REPLACE CAN BRANCH WIRE OR CONNECTOR (MAIN BODY ECU)
OK -- REPLACE MAIN BODY ECU
4. CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (SKID CONTROL ECU WITH ACTUATOR)
(a) Disconnect the A17 skid control ECU with actuator connector.
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Select "CAN Bus Check" on the Techstream.
Result
B -- CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (STEERING ANGLE SENSOR)