DTC C2331 Yaw rate signal error
caution
Before replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.
OPERATION
The BSW-ECU (slave) receives G and yaw rate sensor signal from the ASC-ECU via the gateway-ECU and the BSW-ECU (master) through the CAN bus lines.
CHECK CONDITION
Electric motor switch is in the ON position.
DIAGNOSTIC FUNCTION AND TROUBLE JUDGMENT
When the BSW-ECU (slave) receives an invalid G and yaw rate sensor signal from the ASC-ECU, the ECU will set DTC C2331.
TROUBLESHOOTING HINTS
The ASC system fails
Malfunction of BSW-ECU (master/slave)
DIAGNOSIS
1.
Using scan tool (M.U.T.-IIISE), read the BSW-ECU (master) DTC.
2.
Using scan tool (M.U.T.-IIISE), read the BSW-ECU (slave) DTC again.
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