DESCRIPTION
INSPECTION PROCEDURE
PERFORM ACTIVE TEST USING INTELLIGENT TESTER (BUZZER)
DTC B2070 VSC Buzzer
DESCRIPTION
When the master cylinder solenoid (skid control ECU) detects a malfunction in the VSC warning buzzer circuit, a malfunction signal is sent to the seat belt control ECU, and this DTC is stored.
| DTC Code | DTC Detection Condition | Trouble Area |
| B2070 |
While the ignition switch is ON, the skid control ECU buzzer circuit malfunction signal is received by the seat belt control ECU. |
Vehicle stability control system
Seat belt control ECU
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INSPECTION PROCEDURE
| 1.PERFORM ACTIVE TEST USING INTELLIGENT TESTER (BUZZER) |
Using the intelligent tester, enter the following menus: Chassis / ABS/VSC/TRAC / Active Test.
ABS/VSC/TRAC| Tester Display | Test Part | Control Range | Diagnostic Note |
| Buzzer |
Skid control buzzer sounds | OFF or ON | - |
- OK:
- Skid control buzzer sounds.
Result| Result | Proceed to |
OK
(for LHD) | A |
OK
(for RHD) | B |
| NG | C |
| | REPLACE SEAT BELT CONTROL ECU ()
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| | GO TO VEHICLE STABILITY CONTROL SYSTEM (Skid Control Buzzer Circuit) ()
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| A | |
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| REPLACE SEAT BELT CONTROL ECU ()
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