Oil Life 50% at 1500 Miles

MattyNice

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Actually, the engineers do. The MM ticks away 2-3x as fast under shorter trips and frequent cold starts. Longer trips and prolonged operation under lean burn (hwy cruising) extend the intervals a bit longer. And all of our available readouts confirm that the MM operates a tad on the conservative side:

https://www.civicx.com/threads/oil-analysis-database.21607/#post-364703


There's nothing wrong with changing out early. But as several members have proved, 5K may not always be soon enough. :cool:
While I’ll agree they probably did design some in as any manufacturer does that uses a mm, that doesn’t account for the well know dilution problem with these cars as if it did, they wouldn’t be trying to fix it.
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I'm just a bit over 5K miles, and MM is at 40%. I was going to wait until 30%, but now I'm thinking about going back to the dealer this weekend for my one free oil change.
Take the deal if you haven't already.
Also, I think a good service visit, either with an honest dealer or reliable garage mechanic, will go over the underbody and check things on the lift that we won't see. Even setting tire pressures with a good gauge is worth something.
 
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Neps18Si

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I change mine at 50% no matter what.
 

Vincent@27WON

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On these GDI engines, we change our oil every 3000-4000 miles regardless of what the oil life says.
 


OP
OP

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OP - we're still trying to determine if the MM does a time-based calculation on oil life (it does for the brake fluid). If so, your readout seems perfectly normal. If not, we have seen readouts that low from owners that do a lot of low mileage trips in cold climates (a perfect recipe for increased fuel dilution).
Thanks Design. Just for info I don't short trip it. Almost never. Usually run for at least 30 minutes. Not too worried about it but did seem to go down quickly while it wasn't used for about 4 months. I appreciate your reply.
 

Tags

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That's just nuts. My MM usually is down to about 40% at 3200 miles. Do you just coast all the way downhill? :cool: Yeah, I'm tuned and I live in a congested area with tons of stop and go, but still.

Sometimes with these really hard to understand high mileage MM numbers, I wonder if people are accidentally resetting it.

I mean, you're on pace for 20,000 plus miles between oil changes. Something's not right.
I do about 85% freeway miles. But yeah, I'm gonna check again next time I'm in the car.
 

Micah

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Last change was at 15499, just hit 15% at 23949. My commute is 98 miles 5 days per week. I average be 38-44mpg across a tank. TSP Stg1 map is good.
 

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5,000 miles now, showing 80%. Which seems pretty nuts.
 
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Last change was at 15499, just hit 15% at 23949. My commute is 98 miles 5 days per week. I average be 38-44mpg across a tank. TSP Stg1 map is good.
I will be in the same boat as you soon. Once I move next month I will have a 90-100 round trip commute every day. I would love to see 44mpg while doing the daily grind. Do you think the tune you have has helped you get that high?? Also, what kind of gas are you running? Thx
 


Micah

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I will be in the same boat as you soon. Once I move next month I will have a 90-100 round trip commute every day. I would love to see 44mpg while doing the daily grind. Do you think the tune you have has helped you get that high?? Also, what kind of gas are you running? Thx
I don't think the tune made much of a difference in mpg. I mostly shift at 2000 rpms on my commute. If I need to merge or whatever I do enable sport mode, downshift, and punch the throttle. I keep the TSP map on number 3 which uses the most boost but ultimately my right foot controls what is going on. Get in the practice of driving smooth and easy, you will see over 40mpg no problem on your commute. Also keep the tires properly inflated. It makes a difference. I use Costco 93 octane mostly. Occasionally Exxon or Speedway.
 

Pepper's Dad

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At 300 miles total on the car it's still at 100%. It's either not working or I drive like an old man.
I am an old man and after 4000 miles have 80 percent left.
 

Joesterslim

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The maintenance minder will keep track of the way you drive and the conditions you drive in to recommend future maintenance. The oil should be changed atleast once a year regardless, most likely your cars been on the road for a year...
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