2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 2493

Inspection/Initial Inspection and Diagnostic Overview/Operation Check.

OK:

Auto operation operates normally.

NG -- REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) See: Body and Frame/Roof and

Associated Components/Sunroof / Moonroof/Service and Repair/Removal and Replacement/Removal

OK -- Continue to next step.

3. CHECK DTC OUTPUT

(a) Clear the DTC See: Body and Frame/Roof and Associated Components/Sunroof / Moonroof/Testing and Inspection/Reading and

Clearing Diagnostic Trouble Codes.

(b) Recheck for DTCs.

OK:

DTC B2343 is not output.

NG -- REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) See: Body and Frame/Roof and

Associated Components/Sunroof / Moonroof/Service and Repair/Removal and Replacement/Removal

OK -- END

From 08/2009

SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: B2343: Position Initialization Incomplete

B2343 - Position Initialization Incomplete

DESCRIPTION

This DTC is output when the sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized.

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:

* When DTC B2342 and B2343 are output simultaneously, perform troubleshooting for DTC B2342 first.

* When the sliding roof ECU (sliding roof drive gear sub-assembly) is replaced or removed and reinstalled, it requires

initialization See: Body and Frame/Roof and Associated Components/Sunroof / Moonroof/Testing and

Inspection/Programming and Relearning/Initialization.