MAZDA · 2010-04-09
MAZDA: HEAVY STEERING EFFORT WITH POWER STEERING MALFUNCTION INDICATOR LAMP ON AND DTC C1099. PROBLEM IS CAUSED BY CONTAMINATION OF THE SYSTEM FROM SUCH THINGS AS CORROSION GETTING INSIDE THE POWER STEERING LINE, STICKING IN THE POWER STEERING PUMP, AND LOWERING THE REVOLUTION SPEED. *PE