Toyota Corolla Cross: Vehicle Speed Signal Circuit Open (B228231)
DESCRIPTION
This DTC is stored when the radio and display receiver assembly detect difference between the GNSS speed and SPD pulse.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
DTC Output from |
Priority |
|---|---|---|---|---|---|
|
B228231 |
Vehicle Speed Signal Circuit Open |
When the GNSS position is stable and the vehicle speed is approximately 44 km/h or more, the vehicle speed pulse signal is not detected for 120 seconds or more. (2 trip detection logic) |
|
Navigation System |
A |
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.
Click here .gif)
PROCEDURE
|
1. |
CHECK VEHICLE CONTROL HISTORY (RoB) |
(a) Check vehicle control history (RoB)
(1) Using the GTS, check for vehicle control history (RoB).
Body Electrical > Navigation System > Utility|
Tester Display |
|---|
|
Vehicle Control History (RoB) |
|
Result |
Proceed to |
|---|---|
|
Vehicle control history (RoB) X8023 is output |
A |
|
Vehicle control history (RoB) is not output |
B |
| B | .gif)
|
GO TO STEP 4 |
|
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|
2. |
CHECK OPTIONAL COMPONENTS |
(a) Check that optional components are not installed.
|
Result |
Proceed to |
|---|---|
|
Optional components are installed |
A |
|
Optional components are not installed |
B |
| B |
|
GO TO STEP 4 |
|
|
3. |
REMOVE OPTIONAL COMPONENTS |
(a) Remove optional components.
(b) Turn the ignition switch off and back to ON.
| NEXT |
|
GO TO STEP 4 |
|
4. |
CHECK VEHICLE SENSOR |
HINT:
For enter diagnostic mode and screen transition.
Click here
|
(a) Enter diagnostic mode. (1) Enter diagnostic mode. (2) Select "Function Check/Setting" from the "Service Menu" screen. (3) Select "from the "Function Check/Setting I" screen. (4) Drive the vehicle and confirm that the displayed Speed changes in accordance with the vehicle driving condition. Result:
|
|
| A |
|
REPLACE RADIO & DISPLAY RECEIVER ASSEMBLY |
|
|
5. |
CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - RADIO AND DISPLAY RECEIVER ASSEMBLY) |
(a) Disconnect the I4 combination meter assembly connector.
(b) Disconnect the I55 radio and display receiver assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
I4-8 (+S) - I55-8 (SPD) |
Always |
Below 1 Ω |
|
I4-8 (+S) - Body ground |
Always |
10 kΩ or higher |
| OK |
|
GO TO METER / GAUGE SYSTEM |
| NG |
|
REPAIR OR REPLACE HARNESS OR CONNECTOR |
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