How to carry out replacement: Engine Radiator dCi Nissan Interstar Minibus

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How to change engine radiator on NISSAN Interstar Minibus (X70) – replacement guide

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Important!

This replacement procedure can be used for:
NISSAN INTERSTAR Bus (X70) dCi, NISSAN INTERSTAR Bus (X70) 2.2 dCI, NISSAN INTERSTAR Bus (X70) 1.9 dCi … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

Alternative products

Engine radiator

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). List of the tools you'll need:

                      Electronic spray
                    
                      Wire brush
                    
                      Nylon brush
                    
                      All-purpose cleaning spray
                    
                      Paper towels
                    
                      Torque wrench
                    
                      13 mm combination spanner
                    
                      7 mm socket
                    
                      10 mm socket
                    
                      12 mm socket
                    
                      13 mm socket
                    
                      T20 Torx bit
                    
                      T30 Torx bit
                    
                      T40 Torx bit
                    
                      Ratchet wrench or power tool for removal/installation of threaded fasteners
                    
                      Ratchet screwdriver
                    
                      Combination pliers
                    
                      Slotted screwdriver
                    
                      Hose clamp pliers
                    
                      Hose removal pliers
                    
                      Funnel
                    
                      Fluid drain pan
                    
                      Cable ties

Buy tools

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). AUTODOC experts recommend:

Follow the recommendations and requirements for part operation provided by the manufacturer.
All the work should be carried out with the engine cooled down and ignition switched off.

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). Recommended sequence of steps:

Step 1

Open the bonnet.
Step 2

Use a fender protection cover to avoid damaging the paintwork and plastic parts of the car.

Step 3

Lift the vehicle using a vehicle lift or place it over an inspection pit.
Step 4

Prepare a fluid drain pan.
Step 5

Clean the area where the hose is connected to the oil cooler. Use a nylon brush. Use an all-purpose cleaning spray.
Step 6

Disconnect the hose from the oil cooler after releasing the hose clamp. Use combination pliers.
Step 7

Unscrew the coolant expansion tank cap.

Important!
Wait until the coolant has completely flowed out of the hose.
Step 8

Clean the tip of the oil cooler where the hose attaches. Use an all-purpose cleaning spray.
Step 9

Connect the hose to the oil cooler. Use combination pliers.
Step 10

Detach the lower coolant hose. Use hose clamp pliers.

Caution!
Coolant may leak from the radiator openings.Protect the coolant hose from contaminants by blocking it up.Use a paper towel.
Step 11

Lower the vehicle.

Step 12

Loosen the clamp that connects the air intake hose to the mass air flow sensor. Use a 7 mm socket. Use a ratchet wrench.
Step 13

Detach the air intake hose from the MAF sensor.

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). AUTODOC recommends:
Protect the MAF sensor and other air intake system components from contaminants getting in.
Step 14

Remove the air filter housing together with the air intake hose.
Step 15

Release the clamp of the upper coolant hose. Use hose clamp pliers.
Step 16

Detach the upper coolant hose.

Caution!
Coolant may leak from the radiator openings.Protect the coolant hose from contaminants by blocking it up.Use a paper towel.
Step 17

Unscrew the upper fasteners of the radiator grille. Use a T20 Torx bit. Use a ratchet screwdriver.
Step 18

Remove the fastening bolts.

Step 19

Release the spring retainers of the indicator lights.
Step 20

Unplug the connectors and remove both indicator lights.
Step 21

Unscrew the lower fasteners of the radiator grille. Use a T20 Torx bit. Use a ratchet screwdriver.
Step 22

Remove the fastening bolts.
Step 23

Remove the radiator grille.
Step 24

Unscrew the fasteners of the side intercooler deflectors. Use a 7 mm socket. Use a ratchet wrench.
Step 25

Remove the fastening bolts.

Step 26

Remove the side intercooler deflectors.
Step 27

Unscrew the fasteners of the central intercooler deflector. Use a 7 mm socket. Use a ratchet wrench.
Step 28

Remove the fastening bolts.
Step 29

Remove the central intercooler deflector.
Step 30

Disconnect the fog light connectors.
Step 31

Unscrew the bumper fasteners. Use a 13 mm combination spanner. Use a 12 mm socket. Use a 10 mm socket. Use a T40 Torx bit. Use a ratchet screwdriver.
Step 32

Remove the fastening bolts.
Step 33

Remove the bumper.
Step 34

Unscrew the fasteners of the bumper absorbers. Use a 7 mm socket. Use a ratchet wrench.
Step 35

Remove the fastening bolts.
Step 36

Remove the bumper absorbers.

Step 37

Remove the wiring harness.
Step 38

Clean the bumper reinforcement bar fasteners. Use a wire brush. Use an all-purpose cleaning spray.

Step 39

Unscrew the bumper reinforcement bar fasteners. Use a 10 mm socket. Use a 13 mm socket. Use a ratchet wrench.
Step 40

Remove the fastening bolts.
Step 41

Remove the bumper reinforcement bar.
Step 42

Unscrew the A/C condenser fasteners. Use a 7 mm socket. Use a ratchet wrench.
Step 43

Remove the fastening bolts.
Step 44

Secure each side of the A/C condenser with cable ties immediately after removing the fasteners.
Step 45

Unscrew the engine cooling radiator fasteners. Use a T30 Torx bit. Use a ratchet screwdriver.
Step 46

Remove the fastening bolts.

Step 47

Remove the radiator.
Step 48

Install the new radiator.
Step 49

Install the fastening bolts.
Step 50

Screw in the engine cooling radiator fasteners. Use a T30 Torx bit. Use a ratchet screwdriver.
Step 51

Install the fastening bolts.
Step 52

As you install the A/C condenser fasteners, remove the cable ties that were used to secure it.
Step 53

Tighten the A/C condenser fasteners. Use a 7 mm socket. Use a ratchet wrench.
Step 54

Clean the mounting seats of the bumper reinforcement bar. Use a wire brush. Use an all-purpose cleaning spray.
Step 55

Install the bumper reinforcement bar.
Step 56

Install the fastening bolts.
Step 57

Tighten the bumper reinforcement bar fasteners. Use a 10 mm socket. Use a 13 mm socket. Use a torque wrench. Tightening torque: 35 N·m.
Step 58

Install the wiring harness.
Step 59

Install the bumper absorbers.
Step 60

Install the fastening bolts.
Step 61

Tighten the fasteners of the bumper absorbers. Use a 7 mm socket. Use a ratchet wrench.
Step 62

Install the central intercooler deflector.
Step 63

Install the fastening bolts.
Step 64

Tighten the fasteners of the central intercooler deflector. Use a 7 mm socket. Use a ratchet wrench.
Step 65

Install the side intercooler deflectors.
Step 66

Install the fastening bolts.

Step 67

Tighten the fasteners of the side intercooler deflectors. Use a 7 mm socket. Use a ratchet wrench.
Step 68

Install the bumper.
Step 69

Install the fastening bolts.
Step 70

Tighten the bumper fasteners. Use a 13 mm combination spanner. Use a 12 mm socket. Use a 10 mm socket. Use a T40 Torx bit. Use a ratchet screwdriver.
Step 71

Treat the fog light connectors. Use an electronic spray.
Step 72

Attach the fog light connectors.
Step 73

Install the radiator grille.
Step 74

Install the fastening bolts.
Step 75

Tighten the lower fasteners of the radiator grille. Use a T20 Torx bit. Use a ratchet screwdriver.
Step 76

Treat the connectors of the indicator lights. Use an electronic spray.
Step 77

Attach the connectors and install both indicator lights.
Step 78

Secure the indicator lights with the spring retainers.
Step 79

Tighten the upper fasteners of the radiator grille. Use a T20 Torx bit. Use a ratchet screwdriver.
Step 80

Clean the upper coolant hose. Use an all-purpose cleaning spray. Remove the paper towel from the upper coolant hose.
Step 81

Attach the upper coolant hose. Use hose clamp pliers.
Step 82

Raise the car.

Step 83

Clean the lower coolant hose. Use an all-purpose cleaning spray. Remove the paper towel.
Step 84

Attach the lower coolant hose. Use hose clamp pliers.
Step 85

Lower the vehicle.

Step 86

Install the air filter housing together with the air intake hose.
Step 87

Attach the air intake hose to the MAF sensor.
Step 88

Tighten the clamp that connects the air intake hose to the MAF sensor. Use a 7 mm socket. Use a ratchet wrench.
Step 89

Remove the coolant reservoir cap.
Step 90

Insert the funnel.
Step 91

Pour coolant into the reservoir.

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). Tip:
Only use the coolant recommended by the manufacturer.
Step 92

Loosen the coolant bleed screw. Use a slotted screwdriver.

Important!
Wait until the air goes out of the system.
Step 93

Tighten the coolant bleed screw.
Step 94

Clean the screw and the area around it to remove any coolant. Use an all-purpose cleaning spray.
Step 95

Top up the coolant in the expansion tank.

Replacement: engine radiator – NISSAN INTERSTAR Bus (X70). Tip from AUTODOC experts:
The coolant level should be at the MAX mark on the reservoir.
Step 96

Put the coolant reservoir cap back on and tighten it.
Step 97

Run the engine for a few minutes. This should be done in order to remove residual air from the cooling system and to check that the components are operating correctly and there are no leaks.
Step 98

Shut off the engine and let it cool down.
Step 99

Top up the coolant to the MAX mark without exceeding it.
Step 100

Remove the fender cover.

Step 101

Close the bonnet.

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