Toyota Venza: Position Initialization Incomplete (B2343)

Toyota Venza Service Manual / Sliding Roof / Convertible / Sliding Roof System / Position Initialization Incomplete (B2343)

DESCRIPTION

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

DTC Code	DTC Detection Condition	Trouble Area
B2343	Sliding roof ECU (sliding roof drive gear sub-assembly) has not been initialized.	Sliding roof ECU (Sliding roof drive gear sub-assembly)

WIRING DIAGRAM

Refer to DTC B2341 (See page ).

CAUTION / NOTICE / HINT

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 page ).

PROCEDURE

1.	INITIALIZE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

(a) Check that the sliding roof ECU (sliding roof drive gear sub-assembly) can be initialized (See page ).

OK:

Sliding roof ECU (sliding roof drive gear assembly) can be initialized.

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

2.	CHECK SLIDING ROOF OPERATION

(a) Check the sliding roof auto operation (See page ).

OK:

Auto operation operates normally.

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

3.	CHECK DTC OUTPUT

(a) Clear the DTC (See page ).

(b) Recheck for DTCs.

OK:

DTC B2343 is not output.

END

REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)

Dtc Check / Clear

DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Sliding Roo ...

Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Sliding Roof (Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)) DTC Code Detection Item Trouble Area See page ...

Other materials about Toyota Venza:

Replacement
REPLACEMENT PROCEDURE 1. REMOVE CENTER EXHAUST PIPE ASSEMBLY (a) Remove the center exhaust pipe assembly. HINT: Refer to the instructions for Removal of the exhaust pipe (See page for 2GR-FE, for 1AR-FE). 2. REMOVE PROPELLER WITH CENTER BEARING SHAF ...

Parking Brake Switch Circuit
DESCRIPTION The main body ECU (driver side junction block assembly) detects the condition of the parking brake switch. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM (a) Connect the Techstream to the DLC3. (b) ...

Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING REAR CUSHION LH (a) Temporarily install a new front suspension member body mounting rear cushion LH while confirming the installation direction. NOTICE: Position th ...