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:

Removal
REMOVAL PROCEDURE 1. REMOVE RADIATOR ASSEMBLY AND FAN ASSEMBLY WITH MOTOR HINT: See page 2. REMOVE FAN (a) Remove the nut and fan. 3. REMOVE NO. 2 FAN (a) Remove the nut and No. 2 f ...

Initialization
INITIALIZATION HINT: In vehicles equipped with the push-button start function, the starting function may not be operational after recharging or while jump-starting a discharged battery. This condition is most likely to occur if battery voltage drops belo ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 3 ANTENNA CORD SUB-ASSEMBLY (a) Pass the washer hose through the No. 3 antenna cord sub-assembly. (b) Pass the No. 3 antenna cord sub-assembly with washer hose through the vehicle body as shown in the il ...