Checking Cooling System For Coolant Leaks

WARNING: This page is about a different car, the 2002 Infiniti QX4. However, it is still accessible from the selected car via links, so may be relevant.

To check for leakage, apply pressure to the cooling system with a tester.

Testing pressure:

157 kPa (1.6 kg/cm ² , 23 psi)

CAUTION: Higher than the specified pressure may cause radiator damage.

Fig 1: Checking Cooling System For Leaks

Courtesy of NISSAN MOTOR CO., U.S.A.