Draining Engine Coolant

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Open radiator drain plug (1) at the bottom of radiator and remove the radiator filler cap.

Courtesy of NISSAN NORTH AMERICA, INC.

CAUTION: Do not allow the engine coolant to contact the drive belt.

: Front
For a complete cooling system drain, remove the reservoir tank and drain the engine coolant, and then clean the reservoir tank before installation.
CAUTION: Do not allow the engine coolant to contact the drive belt.
When performing a complete cooling system drain, remove the water drain plug (B), connector bolt (C), and copper sealing washer (A) on the cylinder block.

Courtesy of NISSAN NORTH AMERICA, INC.

CAUTION: Do not reuse sealing washers (B) and (C).

NOTE: For Canada, drain plug (A) is a block heater.

: Engine front
Check the drained engine coolant for contaminants such as rust, corrosion or discoloration.
- If contaminated, flush the engine cooling system. Refer to FLUSHING COOLING SYSTEM .