DTC 42: Electronically Controlled Brake System Malfunction; DTC 45: Electronically Controlled Brake System Malfunction: Procedure

1. Clear the DTCs, refer to DTC CHECK / CLEAR .
2. Turn the ignition switch to ON (READY).
3. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
4. Check if an electronically controlled brake system DTC is output, refer to DTC CHECK / CLEAR .

   Result

   Result	Proceed to
   DTC (Electronically controlled brake system DTC) is not output	A
   DTC (Electronically controlled brake system DTC) is output	B

B → See step   4 

A: Go to next step 

1. Turn the ignition switch off.
2. Clear the DTCs, refer to DTC CHECK / CLEAR .
3. Turn the ignition switch to ON (READY).
4. Drive the vehicle at a speed of approximately 40 km/h (25 mph) or more for 60 seconds or more.
5. Check if the same DTC is recorded, refer to DTC CHECK / CLEAR .

   Result

   Result	Proceed to
   DTCs (42 and 45) are not output	A
   DTCs (42 and/or 45) are output	B

B → See step   5 

A → See step   3