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 stored.
When the sliding roof ECU (sliding roof drive gear sub-assembly) detects a gear position malfunction and the sliding roof operation is stopped, DTC B2344 is stored.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2341 |
Sensor (motor) failure (When the sliding roof ECU enters fail-safe mode due to a problem with the motor) |
|
B2344 |
Position failure (When the sliding roof 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 DTCs (See page ).
(b) Check 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 HOUSING 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 DTCs (See page ).
(b) Check for DTCs.
OK:
DTC B2341 or B2344 is not output.
OK | ![]() |
END (PROBLEM DUE TO INITIALIZATION FAILURE) |
NG | ![]() |
REPLACE SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) |
5. |
CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - SLIDING ROOF SWITCH AND BODY GROUND) |
(a) Disconnect the R44 sliding roof switch (roof console box assembly) connector.
(b) Disconnect the S50 sliding roof ECU (sliding roof drive gear sub-assembly) connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
S50-5 (CLS) - R44-18 (CLS) |
Always |
Below 1 Ω |
S50-5 (CLS) - Body ground |
Always |
10 kΩ or higher |
S50-7 (OPN) - R44-19 (OPN) |
Always |
Below 1 Ω |
S50-7 (OPN) - Body ground |
Always |
10 kΩ or higher |
S50-6 (DWN) - R44-20 (DOWN) |
Always |
Below 1 Ω |
S50-6 (DWN) - Body ground |
Always |
10 kΩ or higher |
S50-4 (UP) - R44-17 (UP) |
Always |
Below 1 Ω |
S50-4 (UP) - Body ground |
Always |
10 kΩ or higher |
R44-12 (GND) - Body ground |
Always |
Below 1 Ω |
S50-12 (E) - Body ground |
Always |
Below 1 Ω |
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 |
---|---|---|
17 (UP) - 12 (GND) |
UP switch is pressed |
Below 1 Ω |
17 (UP) - 12 (GND) |
UP switch is not pressed |
10 kΩ or higher |
20 (DOWN) - 12 (GND) |
DOWN switch is pressed |
Below 1 Ω |
20 (DOWN) - 12 (GND) |
DOWN switch is not pressed |
10 kΩ or higher |
19 (OPN) - 12 (GND) |
OPEN switch is pressed |
Below 1 Ω |
19 (OPN) - 12 (GND) |
OPEN switch is not pressed |
10 kΩ or higher |
18 (CLS) - 12 (GND) |
CLOSE switch is pressed |
Below 1 Ω |
18 (CLS) - 12 (GND) |
CLOSE switch is not pressed |
10 kΩ or higher |
*a |
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) |
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZE SMART KEY SYSTEM (for Entry Function)
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Record the current settings before customizing.
...
Transfer Shift Motor Control Circuit High (P17AA)
DESCRIPTION
This DTC is output when a short to B+ in the transfer shift motor and A.D.D.
shift motor drive circuit is detected.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
P17AA
Transfer Shift Motor Control C ...
Operation Check
OPERATION CHECK
INPUT SIGNAL CHECK
*a
+RES
*b
-SET
*c
ON-OFF
*d
CANCEL
(a) Connect the Techstream to the DLC3.
(b) Check the cruise control main switch using the Data List functio ...