Leak Check

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: Apply Pressure Cooling System With Tester
Courtesy of NISSAN MOTOR CO., U.S.A.
1. Testing pressure: 157 kPa (1.6 kg/cm ² , 23 psi)

WARNING: Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure coolant escaping from the radiator.

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