Impreza Sedan AWD F4-1820cc 1.8L SOHC (1993)
![background image](/subaru/impreza_sedan_awd/f4-1820cc_1.8l_sohc/Page-1273002.png)
OPERATION IN CASE OF CIRCUIT FAILURE
If either primary or secondary circuit fails to operate, spring force "F" is supported by one of pistons (1). At this point, fluid pressure "P2" which
initially reaches the split point, is greater than that produced under normal conditions.