2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) P Code Charts Page 493

(b) Disconnect the mass air flow meter sub-assembly connector.

(c) Connect terminals THA and E2 of the mass air flow meter sub-assembly connector on the wire harness side.

(d) Connect the Techstream to the DLC3.

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

(f) Turn the Techstream on.

(g) Enter the following menus: Powertrain / Engine / Data List / Intake Air.

(h) Read the value displayed on the Techstream.

Standard:

140锟斤拷C (284锟斤拷F)

(i) Reconnect the mass air flow meter sub-assembly connector.

NG -- CHECK HARNESS AND CONNECTOR (MASS AIR FLOW METER SUB-ASSEMBLY - ECM)

OK -- REPLACE MASS AIR FLOW METER SUB-ASSEMBLY See: Powertrain Management/Computers and Control

Systems/Air Flow Meter/Sensor/Service and Repair/Removal

3. CHECK HARNESS AND CONNECTOR (MASS AIR FLOW METER SUB-ASSEMBLY - ECM)

(a) Disconnect the mass air flow meter sub-assembly connector.

(b) Disconnect the ECM connector.

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

Standard Resistance (Check for Open):

Text in Illustration

(d) Reconnect the mass air flow meter sub-assembly connector.

(e) Reconnect the ECM connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (MASS AIR FLOW METER SUB-ASSEMBLY - ECM)

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