2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) U CODE Page 63

(d) Reconnect the TCM connector.

NG -- GO TO TCM POWER SOURCE CIRCUIT

OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (ECM - TCM)

(a) Disconnect the TCM connector.

(b) Disconnect the ECM connector.

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

Standard Resistance (Check for Open):

Standard Resistance (Check for Short):

Text in Illustration

(d) Reconnect the ECM connector.

(e) Reconnect the TCM connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (ECM - TCM)

OK -- Continue to next step.

4. REPLACE ECM

(a) Replace the ECM See: Powertrain Management/Computers and Control Systems/Engine Control Module/Service and

Repair/Removal.

NEXT -- Continue to next step.

5. CHECK WHETHER DTC OUTPUT RECURS (DTC U0101)

(a) Connect the Techstream to the DLC3.

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

(c) Turn the Techstream on.

(d) Enter the following menus: Powertrain / Engine / Trouble Codes.