DTC C1773: VGRS ECU Malfunction: Procedure

1. Clear the DTC. Refer to DTC CHECK / CLEAR .
2. Turn the engine switch off.
3. Turn the engine switch on (IG) again and check that no CAN communication system DTC is output.
4. Start the engine.
5. Drive the vehicle and turn the steering wheel to the right and left at the speed of 24 mph (35 km/h) to check that a DTC is output. Refer to DTC CHECK / CLEAR .

   Result

   Result	Proceed to
   Only C1773 is output	A
   CAN communication DTC is output	B

B → REPAIR CIRCUIT INDICATED BY OUTPUT CODE 

A → CHECK VGRS SYSTEM