DESCRIPTION
When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a motor malfunction and the sliding roof operation is stopped, DTC B2341 is output.
When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a gear malfunction and the sliding roof operation is stopped, DTC B2344 is output.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2341 |
Sensor (motor) failure (When the ECU enters fail-safe mode due to a problem with the motor) |
|
B2344 |
Position failure (When the ECU enters fail-safe mode due to a problem with the gear position) |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
CHECK SLIDING ROOF OPERATION |
(a) Check the sliding roof auto operation (See page ).
OK:
Auto operation operates normally.
NG |
GO TO STEP 3 |
|
2. |
CHECK DTC OUTPUT |
(a) Clear the DTC (See page ).
(b) Recheck for DTCs.
OK:
DTC B2341 or B2344 is not output.
OK |
USE SIMULATION METHOD TO CHECK |
NG |
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) |
3. |
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 sub-assembly) can be initialized.
NG |
GO TO STEP 5 |
|
4. |
CHECK DTC OUTPUT |
(a) Clear the DTC (See page ).
(b) Recheck for DTCs.
OK:
DTC B2341 or B2344 is not output.
OK |
END |
NG |
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) |
5. |
CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - SLIDING ROOF SWITCH) |
(a) Disconnect the P6 switch connector. |
|
(b) Disconnect the P4 ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
P4-9 (CLS) - P6-2 (CLS) |
Always |
Below 1 Ω |
P4-9 (CLS) - Body ground |
Always |
10 kΩ or higher |
P4-7 (OPN) - P6-3 (OPN) |
Always |
Below 1 Ω |
P4-7 (OPN) - Body ground |
Always |
10 kΩ or higher |
P4-8 (DWN) - P6-4 (DOWN) |
Always |
Below 1 Ω |
P4-8 (DWN) - Body ground |
Always |
10 kΩ or higher |
P4-10 (UP) - P6-5 (UP) |
Always |
Below 1 Ω |
P4-10 (UP) - Body ground |
Always |
10 kΩ or higher |
P6-1 (GND) - Body ground |
Always |
Below 1 Ω |
P4-2 (E) - Body ground |
Always |
Below 1 Ω |
*1 |
Front view of wire harness connector (to Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)) |
*2 |
Front view of wire harness connector (to Sliding Roof Switch (Roof Console Box Assembly)) |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
6. |
INSPECT SLIDING ROOF SWITCH (ROOF CONSOLE BOX ASSEMBLY) |
(a) Remove the sliding roof switch (roof console box assembly) (See page ). |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
P6-4 (DOWN) - P6-1 (GND) |
TILT DOWN switch is pressed |
Below 1 Ω |
P6-4 (DOWN) - P6-1 (GND) |
TILT DOWN switch is not pressed |
10 kΩ or higher |
P6-5 (UP) - P6-1 (GND) |
TILT UP switch is pressed |
Below 1 Ω |
P6-5 (UP) - P6-1 (GND) |
TILT UP switch is not pressed |
10 kΩ or higher |
P6-2 (CLS) - P6-1 (GND) |
SLIDE CLOSE switch is pressed |
Below 1 Ω |
P6-2 (CLS) - P6-1 (GND) |
SLIDE CLOSE switch is not pressed |
10 kΩ or higher |
P6-3 (OPN) - P6-1 (GND) |
SLIDE OPEN switch is pressed |
Below 1 Ω |
P6-3 (OPN) - P6-1 (GND) |
SLIDE OPEN switch is not pressed |
10 kΩ or higher |
*1 |
Component without harness connected (Sliding Roof Switch (Roof Console Box Assembly)) |
OK |
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) |
NG |
REPLACE SLIDING ROOF SWITCH (ROOF CONSOLE BOX 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 / Navigation System / Trouble
Codes.
(e) Check for DTCs (See page ).
...
Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
DESCRIPTION
The rear occupant classification sensor LH circuit consists of the occupant classification
ECU and rear occupant classification sensor LH.
DTC B1782 is recorded when a malfunction is detected in the rear occupant classification
sensor LH circ ...
Using a flat bed truck
If you use chains or cables to tie down your vehicle, the angles shaded in black
must be 45°.
Do not overly tighten the tie downs or the vehicle may be damaged.
NOTICE
- To prevent body damage when towing a sling-type truck
Do not tow with a sli ...