2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) C CODE Page 328

(d) Check that the stop light switch condition observed on the Techstream changes according to brake pedal operation.

OK:

The Techstream displays ON or OFF according to brake pedal operation.

NG -- INSPECT SKID CONTROL ECU (STP1 TERMINAL)

OK -- Continue to next step.

3. PERFORM ACTIVE TEST USING TECHSTREAM (STOP LIGHT CONTROL RELAY)

(a) Select the Data List on the Techstream See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and

Inspection/Scan Tool Testing and Procedures/Data List / Active Test.

ABS/VSC/TRAC

(b) Select the Active Test on the Techstream See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and

Inspection/Scan Tool Testing and Procedures/Data List / Active Test.

ABS/VSC/TRAC

(c) Perform the Active Test of the stop light control relay using the Techstream.

(d) Check for stop light control relay operation using Data List and stop light operation by performing an Active Test.

Result:

B -- INSPECT STOP LIGHT CONTROL RELAY

A -- Continue to next step.

4. INSPECT SKID CONTROL ECU (STP2 TERMINAL)

(a) Turn the engine switch off.

(b) Make sure that there is no looseness at the locking part and the connecting part of the connector.

(c) Disconnect the skid control ECU connector.

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