| 1. | Remove the radiator cap (A), wet the seal with engine coolant, then install it on the pressure tester (B) (commercially available). Use a small adapter H-901122-09 (C) (commercially available) to install the radiator cap.
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| 2. | Apply a pressure of 93-123 kPa (0.95-1.25 kgf/cm2, 14-18 psi). |
| 3. | Check for a drop in pressure. |
| 4. | If the pressure drops, replace the cap. |