2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) U CODE Page 291

B -- CHECK FOR OPEN IN CAN BUS WIRE (POWER MANAGEMENT CONTROL ECU)

A -- REPLACE POWER MANAGEMENT CONTROL ECU See: Power and Ground Distribution/Power Distribution

Module/Service and Repair/Removal

2. CHECK FOR OPEN IN CAN BUS WIRE (POWER MANAGEMENT CONTROL ECU)

(a) Disconnect the power management control ECU connector.

Text in Illustration

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

Standard Resistance:

NG -- CHECK FOR OPEN IN CAN BUS WIRE (ECM)

OK -- REPLACE POWER MANAGEMENT CONTROL ECU See: Power and Ground Distribution/Power Distribution

Module/Service and Repair/Removal

3. CHECK FOR OPEN IN CAN BUS WIRE (ECM)

(a) Reconnect the power management control ECU connector.

(b) Disconnect the ECM connector.

Text in Illustration

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

Standard Resistance:

NG -- CHECK FOR OPEN IN CAN BUS WIRE (CAN NO. 7 J/C MAIN WIRE)

OK -- REPLACE ECM See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and