Impreza L Sedan F4-2.2L SOHC (1997)
Radiator Cap: Specifications
PRESSURE RANGE IN WHICH CAP VALVE IS OPEN:
Above ...................................................................................................................................................................................... 88 ±10 kPa (12.8 ±1.4 psi)
Below .............................................................................................................................................................................. -4.9 to -9.8 kPa (-0.7 to -1.4 psi)