2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) U CODE Page 78

(a) Reconfirm DTCs.

HINT

If CAN No. 2 bus DTC U1002 is output from the power the management control ECU (Techstream display/Power Management1),

troubleshoot for U1002 and check for malfunctions in the CAN No. 2 main bus circuit.

Result:

B -- GO TO CIRCUITS INDICATED BY OUTPUT DTCS See: U1002

A -- Continue to next step.

2. CHECK CAN BUS WIRE FOR DISCONNECTION (DRIVING SUPPORT ECU BRANCH WIRE)

(a) Turn the engine switch off.

(b) Disconnect the driving support ECU connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Text in Illustration

NG -- REPAIR OR REPLACE CAN BUS BRANCH WIRE OR CONNECTOR (DRIVING SUPPORT ECU BRANCH

WIRE)

OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL)

(a) Turn the engine switch on (IG).

(b) Measure the voltage according to the value(s) in the table below.