DESCRIPTION
This DTC is stored when there is a malfunction in the certification ECU (smart key ECU assembly) battery power supply circuit or ground circuit.
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
---|---|---|---|---|
B228B |
System Voltage or GND Energization Malfunction |
Either of the following malfunctions is detected (a vehicle speed sensor malfunction is detected) (1-trip detection logic*):
|
|
|
Vehicle Condition |
|||
---|---|---|---|
Pattern 1 |
Pattern 2 |
||
Diagnosis Condition |
Drive the vehicle. |
○ |
○ |
Malfunction Status |
A malfunction is detected in the certification ECU (smart key ECU assembly) battery power supply circuit. |
○ |
- |
A malfunction is detected in the certification ECU (smart key ECU assembly) ground circuit. |
- |
○ |
|
Detection Time |
- |
- |
|
Number of Trips |
1 trip |
1 trip |
HINT:
DTC will be output when conditions for either of the patterns in the table above are met.
Vehicle Condition and Fail-safe Function when Malfunction Detected
Vehicle Condition when Malfunction Detected |
Fail-safe Function when Malfunction Detected |
---|---|
The engine stopped while driving. |
- |
DTC No. |
Data List and Active Test |
---|---|
B228B |
- |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Click here
HINT:
When the cable is disconnected and reconnected to the negative (-) battery terminal, the power source mode returns to the state it was in before the cable was disconnected.
PROCEDURE
1. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE) |
Click here
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR IN CIRCUIT CONNECTED TO POWER SOURCE |
|
2. |
CHECK HARNESS AND CONNECTOR (GROUND) |
Click here
OK | ![]() |
END (TEMPORARY CONNECTION FAILURE IS SUSPECTED)
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR IN CIRCUIT CONNECTED TO POWER SOURCE |
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ILLUSTRATION
*1
REAR NO. 1 STABILIZER BAR BRACKET
*2
REAR STABILIZER BAR
*3
REAR STABILIZER BUSHING
*4
REAR STABILIZER LINK ASSEMBLY LH
*5
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Components
COMPONENTS
ILLUSTRATION
*1
FRONT WIPER BLADE
*2
FRONT WIPER RUBBER
Removal
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
Make sure to hold the front wiper arm while lifting it as lifting the front wiper
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