2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 1556

if an accident occurs.

DTC B1786 is also stored when the front seat assembly RH is subjected to a strong impact, even if an actual accident does not occur.

If the vehicle is not in a collision, but the occupant classification ECU outputs a collision detection signal and sets DTC B1786, the DTC can be

cleared by performing the Zero Point Calibration and Sensitivity Check.

Therefore, if DTC B1786 is output, first perform Zero Point Calibration and Sensitivity Check.

HINT

When DTC B1650/32 is detected as a result of troubleshooting for the airbag system, check the DTCs stored in the occupant

classification ECU. When DTC B1786 is output, perform troubleshooting for the DTC.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. PERFORM ZERO POINT CALIBRATION

(a) Connect the Techstream to the DLC3.

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

(c) 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.

NG -- REPLACE FRONT SEAT ASSEMBLY RH

OK -- Continue to next step.

2. 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)

NG -- REPLACE FRONT SEAT ASSEMBLY RH