DTC P1630: Communication Error from VSC to ECM: Procedure

1. Replace the skid control ECU. Refer to COMPONENTS .

NEXT: Go to next step 

1. Clear the DTC. Refer to DTC CHECK / CLEAR .
2. Turn the cruise control main switch on.
3. Drive the vehicle at the required speed (45 km/h (27 mph) or higher).
4. Check if the same DTC is recorded. Refer to DTC CHECK / CLEAR .

   Result

   Result	Proceed to
   DTC P1630 is not output	A
   DTC P1630 is output	B

B → See step   3 

A → END