Inspection Procedure

CHECK DTC

Clear the DTCs (See DTC CHECK / CLEAR ).
Start and idle the engine.
Drive the vehicle at a speed of 20 km/h (12 mph) or more for at least 120 seconds, and then stop the engine.

Check if the same DTC is recorded (See DTC CHECK / CLEAR ).

Result

RESULT CHART

Result	Proceed to
DTC (C1448/98) is output	A
DTC (C1448/98) is not output	B

B: CHECK FOR INTERMITTENT PROBLEMS (See HOW TO PROCEED WITH TROUBLESHOOTING )

A: REPLACE YAW RATE AND ACCELERATION SENSOR (See REMOVAL )