Engine Cooling System Inspection and Cleaning

WARNING: To help avoid danger of being burned, do not remove radiator cap while engine and radiator are still hot. Scalding fluid and steam can be blown out under pressure if cap is taken off too soon.

Check cooling system for leakage or damage.
Wash radiator cap and filler neck with clean water by removing radiator cap when engine is cold.
Check coolant for proper level and freeze protection.
Using a pressure tester (1), check system and radiator cap (2) for proper pressure holding capacity.
If replacement of cap is required, use a proper cap for this vehicle.

Cooling system and radiator cap holding pressure (for inspection)

110 kPa (1.1 kg/cm ² , 15.6 psi)

NOTE: After installing radiator cap to radiator, make sure that the ear of cap lines is parallel to radiator.

Fig 1: Checking System And Radiator Cap
Courtesy of SUZUKI OF AMERICA CORP.
Inspect all hoses. Replace hoses whenever cracked, swollen or deteriorated.
Clean frontal area of radiator core.