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N14 Base Engine Troubleshooting and Repair Manual – 008-047   Radiator Pressure Cap

Table of Contents

Test
Inspect for Reuse

Test

 TOC

 WARNING 

Do not remove the radiator pressure cap until the coolant temperature is below 50°C [120°F]. Failure to do so can cause personal injury from heated coolant spray.

Remove the radiator pressure cap.

SMALL | MEDIUM | LARGE


Pressure test the radiator cap.

The pressure cap

must
seal within 14 kPa [2 psi] of the value stated on the cap, or it

must
be replaced.

SMALL | MEDIUM | LARGE
   

Inspect for Reuse

 TOC

 WARNING 

Do not remove the radiator pressure cap until the coolant temperature is below 50°C [120°F]. Failure to do so can cause personal injury from heated coolant spray.

Remove the radiator cap.

SMALL | MEDIUM | LARGE
   


Visually inspect the rubber seal of the pressure cap for damage.

Visually inspect the radiator or expansion tank fill neck for cracks or other damage.

Refer to the radiator manufacturer’s or vehicle manufacturer’s instructions if the fill neck is damaged.

NOTE: Make sure the correct pressure cap is used. Refer to Cooling System Specifications.

SMALL | MEDIUM | LARGE
Last Modified:  12-May-2003
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