DESCRIPTION
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2327 |
No communication between the multiplex network door ECU (back door P/W) and back door power window regulator motor assembly for 10 seconds or more. |
|
B2328 |
The multiplex network door ECU (back door P/W) detects a malfunction in the LIN communication bus between the multiplex network door ECU (back door P/W) and back door power window regulator motor assembly consecutively 3 times. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When using the Techstream with the ignition switch off to troubleshoot:
Connect the Techstream to the vehicle and turn a courtesy light switch on and off at 1.5 second intervals until communication between the Techstream and vehicle begins.
PROCEDURE
1. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
2. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
OK:
DTC B2327 or B2328 is not output.
OK |
USE SIMULATION METHOD TO CHECK |
|
3. |
CHECK HARNESS AND CONNECTOR (MULTIPLEX NETWORK DOOR ECU - BACK DOOR POWER WINDOW REGULATOR MOTOR) |
(a) Disconnect the W10 multiplex network door ECU (back door P/W) connector.
(b) Disconnect the W9 back door power window regulator motor assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
W10-11 (MPX2) - W9-9 (LIN) |
Always |
Below 1 Ω |
W10-6 (BDR2) - W9-2 (B) |
Always |
Below 1 Ω |
W10-1 (E4) - W9-1 (GND) |
Always |
Below 1 Ω |
W10-1 (E4) - Body ground |
Always |
Below 1 Ω |
W9-1 (GND) - Body ground |
Always |
Below 1 Ω |
W10-11 (MPX2) or W9-9 (LIN) - Body ground |
Always |
10 kΩ or higher |
W10-6 (BDR2) or W9-2 (B) - Body ground |
Always |
10 kΩ or higher |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
4. |
REPLACE BACK DOOR POWER WINDOW REGULATOR MOTOR ASSEMBLY |
(a) Temporarily replace the back door power window regulator motor assembly with a new or normally functioning one (See page ).
|
5. |
CLEAR DTC |
(a) Clear the DTCs (See page ).
|
6. |
CHECK FOR DTC |
(a) Check for DTCs (See page ).
OK:
DTC B2327 or B2328 is not output.
OK |
END (BACK DOOR POWER WINDOW REGULATOR MOTOR IS DEFECTIVE) |
NG |
REPLACE MULTIPLEX NETWORK DOOR ECU |
Check Mode Procedure
CHECK MODE PROCEDURE
1. DESCRIPTION
(a) Check mode has a higher sensitivity to malfunctions and can detect malfunctions
that normal mode cannot detect. Check mode can also detect all the malfunctions
that normal mode can detect. In check mode, DTCs are s ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
HINT:
The procedure listed below is for the RH side.
PROCEDURE
1. INSTALL FRONT SEAT ASSEMBLY
(a) Place the front seat assembly in the ...