- Local bus communication line
- Combination meter assembly power source circuit
- Combination meter assembly
- Radio and display receiver assembly
- Harness or connector
| Last Modified: 04-05-2023 | 6.11:8.1.0 | Doc ID: RM1000000018FBC |
| Model Year Start: 2018 | Model: Sienna | Prod Date Range: [11/2017 - ] |
| Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: B1324; Lost Communication with Meter; 2018 - 2020 MY Sienna [11/2017 - ] | ||
|
DTC |
B1324 |
Lost Communication with Meter |
DESCRIPTION
These DTCs are stored when communication between the radio and display receiver assembly and combination meter assembly is not possible.
|
DTC No. |
DTC Detection Condition |
Trouble Area |
|---|---|---|
|
B1324 |
CAN reception error |
|
HINT:
The radio and display receiver assembly is the master unit.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
- Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
-
When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occurs:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.
HINT:
- B1324 will not continue to output when clear DTC is performed even if the malfunction continues.
PROCEDURE
|
1. |
CHECK DTC |
(a) Check for DTCs and check that no DTCs are output.
Click here
![2018 - 2020 MY Sienna [11/2017 - ]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: DTC CHECK / CLEAR](/t3Portal/stylegraphics/info.gif)
OK:
No DTCs are output.
| NG |
|
|
|
2. |
CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - COMBINATION METER ASSEMBLY) |
(a) Disconnect the D196 radio and display receiver assembly connector.
(b) Disconnect the D145 combination meter assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
D196-5 (CNH1) - D145-18 (MSCH) |
Always |
Below 1 Ω |
|
D196-6 (CNL1) - D145-19 (MSCL) |
Always |
Below 1 Ω |
|
D196-5 (CNH1) - Body ground |
Always |
10 kΩ or higher |
|
D196-6 (CNL1) - Body ground |
Always |
10 kΩ or higher |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
3. |
REPLACE COMBINATION METER ASSEMBLY |
(a) Replace the combination meter assembly.
Click here
|
|
4. |
CHECK DTC |
(a) Clear the DTCs.
Click here
(b) Recheck for DTCs and check that no DTCs are output.
Click here
OK:
No DTCs are output.
| OK |
|
END (COMBINATION METER ASSEMBLY WAS DEFECTIVE) |
| NG |
|
|
|