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Old 06-08-2010, 11:08 AM   #37 (permalink)
modme
Enthusiast Member
 
Join Date: Mar 2009
Location: NY
Posts: 345
Drives: G37
Rep Power: 16
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Anyways, you guys are silly. Going out to buy expensive equipment to do something that can be done for free. I posted this over at myg37, I guess I'll share over here too.

How many times have we had the tire light come on, whether due to rotating tires, changing wheels, etc? In the past, there was no way of resetting the light unless we brought it to the dealer, which would cost 50-150 bucks. I didnt want to pay for something that would've taken anyone 5 minutes to do. After doing a lot of research, I finally found a DIY method to reset it using only a paper clip.

Step 1: Set the tires to the following pressures, they have to be exact:

Tire position Tire pressure kPa (kg/cm2, psi)
Front LH 240 (2.4, 34)
Front RH 220 (2.2, 31)
Rear RH 200 (2.0, 29)
Rear LH 180 (1.8, 26)

Step 2: Locate the TPMS interface plug. This is a white female plug that is attached to the OBD II wire loom under the dash right about where your left knee would be when sitting in the driver's seat. You may have to cut the tape that is holding the TPMS interface plug to the OBD II wire loom.


Step 3: Attach a paper clip or wire into the interface plug.

Step 4: Put your key in the ignition and turn it to the last click before the engine starts. This is the KOEO position (Key On, Engine Off).

Step 5: Tap the end of the paper clip (the end NOT in the interface plug, duh!) on any exposed ground (metal) 6 times.

Step 6: If you completed step 5 then the TPMS warning light will start to slowly flash and you have activated the TPMS relearn process. If it flashes fast that's not right. If yours isn't flashing slowly then check your connections, turn the ignition off and start over at step 4.

Step 7: Once you confirm the lights do not stop flashing, step on the clutch/brake and start the car. Do not turn the car to OFF position. Start driving >25mph until the light goes out. It could take as long as ten minutes.

Step 8: The light will quickly come back on due to the low tire pressures. Refill your tires to the correct pressure.

Step 9: Donate 30 bucks to me for saving you >$50 at the dealership for each reset.

Last edited by modme; 06-08-2010 at 11:10 AM.
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