Engine coolant service procedure service information

Bulletin number

NTB23-064B

Component

Engine

Summary

ENGINE COOLANT SERVICE PROCEDURE SERVICE INFORMATION When draining and refilling the vehicle’s coolant for any reason, refer to the updated Electronic Service Manual (ESM) service procedure starting on page 2 of this bulletin to ensure that all air pockets have been completely purged. When refilling the cooling system, use Genuine Nissan BLUE LONG LIFE ANTIFREEZE or its equivalent, mixed with water that is distilled or demineralized.  This amended procedure will be added to the ESM in a future update to the following ESM section: ENGINE > ENGINE COOLING SYSTEM > KR15DDT > PERIODIC MAINTENANCE > ENGINE COOLANT > Refilling IMPORTANT: The following information under step 5 on page 3 will be added to the ESM.  If not using CONSULT, turn on cabin heater switch.  Open the ENGINE COOLANT BYPASS VALVE by using CONSULT WORK SUPPORT function. o Refer to : ENGINE - ENGINE CONTROL SYSTEM - KR15DDT - SYSTEM DESCRIPTION - DIAGNOSIS SYSTEM (ECM) - DIAGNOSIS DESCRIPTION - CONSULT Function) Do not use additives, such as water leak preventive, since they may cause cooling waterway blockages.

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