How to Insulate Heating and Coolant Pipes in 2011 2012 Nissan LEAF

Step-by-Step Guide

1. 1

   Step 1: Run the heater for 5-10 min to locate the hot liquid circuit.

   Unplug the car from charger.
2. 2

   Step 2: Turn the steering wheel straight and leave the door open and wait two minutes before removing the battery terminals.

   ,,,,, A handful of plastic clamps have to be opened to make it easier.
   
   The warm circuit starts underneath the battery, goes to a temperature sensor and up to the center of the cabin.
   
   Back out to the cabin to the tank in the front right and then straight down to the heater core.
   
   Make sure to cover the sensor with insulation tube. , Wrap it with fiberglass or foam padding, leaving the metal cap exposed.
   
   Hold it in place with pieces of Gorilla tape. ,
3. 3

   Step 3: IMPORTANT: If your LEAF is equipped with a 12v Rear Spoiler Solar Panel

4. 4

   Step 4: cover it with a cardboard or a similar opaque sheet before disconnecting the 12v battery.

5. 5

   Step 5: Disconnect and remove battery terminals.

6. 6

   Step 6: Detach the fuse box on the front of the battery harness (clips) and a wire bunch clipped in 2 places.

7. 7

   Step 7: Remove the battery harness (4x 12mm bolts).

8. 8

   Step 8: Cut the pipe insulation foam to length for different pipe sections (most 10-12 inches long) and wrap the warm pipes with it.

9. 9

   Step 9: Remove the front cover (8 plastic locks) and unbolt the tank in the front right corner.

10. 10

    Step 10: Put everything back in.

Detailed Guide

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