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Smart Fan Installation 

 

 
 
 
 

Toll Free 855 269 8863 

PO Box 16039 Sumas Mt PO, Abbotsford, BC V3G 0C6 

www.millerperformancecars.com 

Summary of Contents for Smart Fan

Page 1: ...Smart Fan Installation Toll Free 855 269 8863 PO Box 16039 Sumas Mt PO Abbotsford BC V3G 0C6 www millerperformancecars com ...

Page 2: ...nd Precautions 5 2 Installation 6 2 1 Clutch Fan Removal 6 2 2 Radiator Removal 7 2 3 Electric Fan Placement 11 2 4 Installing Wiring Harness 12 3 Reassembly 14 3 1 Installation of Software 14 3 2 Reinstall Radiator Assembly 15 3 3 Bleeding Your Coolant System 15 4 Drive Your Vehicle 16 4 1 Initial Driving 16 4 2 Trouble Shooting 16 4 3 Notes 17 ...

Page 3: ...er Performance Ltd shall not be obligated to furnish service under this warranty 1 to repair damage resulting from attempts by personnel other than Miller Performance Ltd s representatives to repair or service the product 2 to repair damage resulting from improper use or connection to incompatible equipment 3 to repair damage resulting from operation outside of the operating or environmental speci...

Page 4: ...mething you didn t have control over before This manual will guide you through the quick installation of the Smart Fan 1 2 Smart Fan Description The Miller Smart Fan features the following Easy to install wiring harness High CFM 16 Electric Fan ECU Controlled operation Improved engine performance 1 3 Parts Included Part Number Description Quantity MPC SFK 0100 Miller Smart Fan Harness 1 MPC PWF 15...

Page 5: ...oll when working on the vehicle Warning Disconnect the ground strap negative whenever doing work on electrical or fuel systems Warning Never run the engine unless the work area is well ventilated Carbon monoxide kills Caution Before starting each procedure ensure that you have all the necessary tools and parts on hand Read all instructions thoroughly do not attempt shortcuts use only parts and mat...

Page 6: ...h fan as well as the radiator Removing the radiator make the installation much easier and also is a good opportunity to do a coolant flush 1 Remove clutch Fan The clutch fan is a reverse thread using a long wrench in a quick motion you will want to crack loose the threads After you have loosened the clutch fan simply spin it off with your hand Figure 1 Crack Threads loose Figure 2 Spin Fan off by ...

Page 7: ...iator 2 2 Radiator Removal Removing the radiator will make installation much easier 1 Remove all 3 hoses from the radiator and let the coolant drain into a catch basin There is a radiator drain plug on the bottom driver s side There are two hoses on the top Drivers side and one on the bottom passenger side Figure 4 E34 Radiator ...

Page 8: ...8 Figure 5 E30 Radiator Figure 6 Items removed from E30 Figure 7 Coolant draining from radiator ...

Page 9: ...to remove the radiator for both e30 and e34 cars 2A E34 Removal There are two plastic tabs on either end of the radiator Taking a flathead screw driver you will want to gently pry the tabs back Be careful not to damage the tabs they can break easy if manhandled too much Figure 8 Removing Tab Figure 9 Tab Removed ...

Page 10: ...crews that hold this braket in place and the radiator will be able to be pulled out Figure 10 E30 radiator brace 3 Make sure you unplug any sensors that are on the side of the rad The radiator will now be able to be lifted out Be careful as there may still be some coolant in the radiator Figure 11 E34 Radiator removed ...

Page 11: ...thing E34 Placement On the E34 radiator you will have enough room to place the fan anywhere really We suggest putting the fan on either end of the radiator but not in the middle Figure 12 E34 Fan Placement E30 Placement On the E30 room fan placement is a little more crucial Placing it on the driver s side of the radiator just a few rows down from the top This should fit just perfect once the rad i...

Page 12: ...peed nut on until snug D Cut off the remaining bolts leaving about a 1 4 sticking out 2 4 Installing Wiring Harness Take the Smart Fan wiring harness and unravel it You will notice three ends to the harness 1 Disconnect your battery if you haven t already 2 Unplug the charcoal canister solenoid valve The smart fan harness will plug into that plug You will see there is only one plug it will fit on ...

Page 13: ... supplied 2 pin male connector and fasten it to the wires Make sure you orient the wires correctly for proper fan direction and flow 4 After you have soldered the male pins to the wires insert them into the Male connector You have now modified your existing electric fan Be Creative with how you mount route the wiring harness Here is an example of mounting it by the relay ...

Page 14: ... harness The Chip contains the software required for your vehicle to operate Avoid high static areas Also avoid dropping the chip and spilling liquids on it 4 You need to take the metal case off of the ECU There are tabs all the way around the bottom side Using a small flat screwdriver gently lift up the tabs to release the ECU Be careful not to bend the tabs too far as they may break 5 Once you h...

Page 15: ... to the hottest setting and set the fan to the highest speed Start the engine and let the car run 4 Open the cap on the coolant reservoir tank by turning the cap counterclockwise and pulling it off the tank Watch the coolant level indicated by the marks on the side of the tank and pour in more coolant if the level drops below the lower mark 5 Open the bleeder screw again once the car has reached n...

Page 16: ...othly again Keep an eye on your coolant gauge to ensure you bled the system adequately You should see your smart fan cycling on and off at various speeds based on your coolant temperature 4 2 Trouble Shooting If you are experiencing problems with your smart fan operation please check the following 1 Ensure all your wiring was installed correctly 2 Ensure you installed the proper software 3 Ensure ...

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