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 |
Generator Signal Circuit
DESCRIPTION
When the engine is started, the generator assembly turns on and a voltage pulse
signal is generated.
This signal is used by the air conditioning amplifier assembly.
The signal expressing the amount of output from the generator assembly is one ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
When removing the window frame moulding, heat the vehicle body and window
frame moulding using a heat li ...