Thursday, February 20, 2020

2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 1608


A



DTCs B1771 and B1795 are output.



B



DTC B1795 is output.



HINT



Codes other than DTCs B1771 and B1795 may be output at this time, but they are not related to this check.



A -- GO TO DTC B1771 See: B1771/Up to 08/2009



B -- Continue to next step.



2. REPLACE OCCUPANT CLASSIFICATION ECU



(a) Turn the engine switch off.



(b) Disconnect the cable from the negative (-) battery terminal.



(c) Replace the occupant classification ECU See: Restraints and Safety Systems/Air Bag Systems/Seat Occupant Sensor/Service and



Repair/Occupant Classification ECU/Removal.



NEXT -- Continue to next step.



3. PERFORM ZERO POINT CALIBRATION



(a) Connect the cable to the negative (-) battery terminal.



(b) Connect the Techstream to the DLC3.



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



(d) Using the Techstream, perform Zero Point Calibration See: Restraints and Safety Systems/Testing and Inspection/Programming and



Relearning.



OK:



"Zero Point Calibration is complete." is displayed.



NEXT -- Continue to next step.



4. PERFORM SENSITIVITY CHECK



(a) Using the Techstream, perform Sensitivity Check See: Restraints and Safety Systems/Testing and Inspection/Programming and



Relearning.



Standard:



27 to 33 kg (59.5 to 72.8 lb)



NEXT -- END



From 08/2009



SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM: B1795: Occupant Classification ECU



Malfunction



B1795 - Occupant Classification ECU Malfunction



DESCRIPTION



DTC B1795 is stored when a malfunction is detected in the occupant classification ECU.



Troubleshoot DTC B1771 first if DTCs B1771 and B1795 are output simultaneously.

No comments:

Post a Comment