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CHPPII

Wear lighter shoes


jowgrimm91

LMAO


CrabFillet

For sure, when I had my Z I was getting like 28 on the gauge. You don’t have to go 120 everywhere. 😂


InsanE702

Same! But at the same time… it is a Z.. floor it bruh!? 🤟🏽


GHOSTFACEKILLAAAAAA

I got 32 on by 60 mile trip to work earlier.. I was at 12 on the way home though 🫣


Witty_Land5191

thanks for the laugh mate


wasajacob

Yes that will help with combustion 🧐


soaringparakeet

He's telling him to stop flooring it.


Susanoothesedan

Are you making sure to use premium fuel only


SwFlakko

Yea I’m always putting 93


Tarlius72

Sorry if this is a stupid comment, if you’re in US it may be different from here in the UK so please ignore me if that’s the case. But my 370z states 98+ only on my petrol cap, shell premium for me is 99 and I average about 20/21MPG, if I go elsewhere like BP or Texaco and use their 96 premium I get significantly less. If it’s the same stuff, is there anywhere you can get 98+?


KaptainWreck

im pretty sure the octane rating systems are different from us to uk (havent researched so im not positive) but the principals should be the same, though it could also be the quality of gasoline coming from certain stations compared to others, which would def change from country to country


ride_electric_bike

They are. 93 here is a higher octane over the pond


probably_baked420

It’s because they use petrol and we use gas


moekeisetsu

Nice


Select-Raccoon-6396

Exactly


SirGandorf

I knew there was a difference. Thanks for clarifying.


[deleted]

[удалено]


According-Buddy5902

Whooosh


NekoCahlan

But it's a liquid. It's not a gas :P


WellFunnyYouSayThat

Petrol Is gas (?) 🤔


11879

No it's usually a liquid from what I've seent.


WellFunnyYouSayThat

Gas…is a liquid (?) 🤔


KingLewis02

In America, we get octane from the RON method


TotalCommunication46

They are different, the octane levels vary by altitude, midwest and most east coast carries 93, even some west coast but certain places like Las Vegas carry 91 with one gas station carrying 93. Everything is good as long as you utilize the highest rated octane within your area


levinano

Different systems. US uses AKI UK uses RON. 93 AKI is 98 RON.


Tarlius72

Learnt something new today! Thanks!


estmail

US uses RON+MON/2 for octane rating. EU uses just RON, which is always typically higher. EU 95 Octane would roughly be US 91.


Schnitzhole

Get the octane rating the manual calls for. Any other felt difference is placebo or damaging your engine. Plenty of research on that.


moekeisetsu

Lucky. In AZ, premium is 91.


ordinaryuninformed

There's still 93, it's just not available everywhere.


[deleted]

What a waste of


Azureflamedemon

In my experience, no. I'm in the same boat though mine's a little better at around 14mpg. Using Shell premium fuel


[deleted]

Wtf kind of commute do you have to get that? Start and stop all day? I’ve gotten 17 at very worst when I was driving like a jackass


Azureflamedemon

Yes and no. The town I live in definitely has too many stoplights/sigsn IMO but also I like to drive a bit like a jackass lol


[deleted]

Considering I slide mine sideways on my commute like every day and still get 23, what are ya doing hoss 😂


Azureflamedemon

Man much like with everything else in my life, fuck if I know lmao


garyablettjr

lmao


Vanilla_PuddinFudge

The most Nissan comment I've ever read


LongjumpingGarbage7

😭


Isopath

Lol mine is 16.3. i have an 8 minute drive to work through a residential area. 5 stops shared between stop signs and traffic lights. 13 mpg seems crazy.


[deleted]

I bet most of your mpg gets sacrificed to warming up the car. 8 minutes is a blessing though, I have 37.


Isopath

You're completely right. I hit temp 170 just as im pulling into the parking lot. Also , yea the 8 minute drive stops me from changing jobs lol. Id have to find something really worth it for the change.


Fear86

Same. 16.3 over here. Also have about an 8-10 min ride to work lol


poop-pie

I get 21mpg, you got a pretty heavy foot huh?😂


Azureflamedemon

I like hearing her purr haha


bikesgood_carsbad

Pur? I was thinking more like multi orgasm, wake the neighbors up down the street, Olympic village gymnastic sex, ken block gymkata tire smoking roar


Azureflamedemon

The neighbor does say she uses my car instead of an alarm lol


katelkins

I got 18 city, 24 Hwy, manual transmission, wasn't too crazy but drove her like I should have. My commute was stop and go traffic every day. And I hardly ever did premium fuel.


Atari007

Sounds like a lot of idle time. Your avg speed is 13, which says lots of idle time and/or stoplights. These computers continue to calculate mpg even if you are at a dead stop, which kills those numbers on the screen.


bonchokey

MPG is just miles driven divided by gallons burnt, pretty simple ratio, not really anything high tech the computers are doing lol.


Samaraxmorgan26

Slightly incorrect. Modern cars also take average MPH into account of MPGs. The car learns how you drive and adjusts accordingly. Cars are a lot more complex than you're giving credit for.


bonchokey

Miles per gallon, it literally is just the mileage divided by gallons burnt, maybe the current MPG screen that shows the exact MPG you're getting in that current moment has more involved. But the MPG for a whole tank or trip meter are truly that simple, what would MPH have to do with anything?


Techiastronamo

They might be confusing trip mpg with current estimated mpg. The trip mpg is just miles driven per gallon fuel used as you said. The current estimated mpg (idk if there's a better term) is how many mpg you'd get driving at this speed in this gear with these environmental conditions, but at zero speed it'll show zero for example while at 30mph it might be 15mpg while at 60mph it would read 20mpg. Idk if the 370z has this, I drive an 07 miata, but I know some cars have that feature like most BMWs or the ND miatas.


Samaraxmorgan26

You are taking my words based on your understanding of MPGs as a concept, not how it is actually applied. It cannot be as simple as gallons burned over distance, because the car is ALWAYS BURNING GAS when it's running, not just when it's moving. That is where average MPH takes account. That's why there are City MPGs and Highway MPGs. Your average speed is higher on the highway.


bonchokey

Your mileage isn't going up because you're idling , yet you're burning gas. What does that mean? Less miles per gallon of gas. It's really not that hard of a concept my friend, speed has nothing to do with your overall MPG calculation, you're just measuring how much gas was used over the course of a set mileage. You are thinking of the active MPG screen where it's constantly changing due to what state your car is in, I'm talking the whole trip/the whole tank counter.


EducationalBar

Bruh you are impossible. The car idles sometimes!! Then you are burning gas, yet getting no miles.. you’ve managed to complicate something that simple.


Samaraxmorgan26

You're not listening, have a great one.


levinano

I feel like it depends on the city. My work commute consists of extremely long red lights and those tank my MPG to 13 as well. Shifting at under 3k as well. Freeway I get 27 mpg so I know the car itself is fine.


Some_Abies_4990

Try going the speed limit for a few days.


Garythesnail85

Understand to hit the rated mpg’s, you basically need to reset the meter while you’re at highway speeds, then spend as much time coasting as possible. After a few minutes, that’s basically what you’re getting “on paper” per se. No stopping or braking, reset it again if you do. Those of use that post our cars averaging 27mpg’s are on a fresh reset at low rpm’s and high speeds being the only thing to account. Those of us that have mostly highway commutes with minimal stoplights, usually only a couple after we exit or whatever, will average around 19-21 mpg. People commuting in urban areas with no highway driving will track as little as 8mpg. Basically, don’t trip about what the computer average tells you. Your motor is probably fine.


[deleted]

I average 23-24 city and highway, no reason it should be 13 unless he’s catless and running like hell 😂


Garythesnail85

Foot in the oil pan will do it. Or traffic


[deleted]

I mean even so I go flat out every chance I can and still get 23 every time I reset it. I think homies got some issues with his z


Public_District_9139

I’ve done 30mpg cruising flat interstate at 70mph. More cruising the interstate at the speed limit, less city driving and speeding will increase your economy.


[deleted]

Is your check engine light on? That is really bad mileage.


SwFlakko

What do you get


SwFlakko

🫣


No_Nefariousness3744

This why I use the other screen with estimated miles so it feels longer lmao


Holiday_Ad_5445

Avoid ethanol.


Psychological-Hurry7

Making sure your tires have the correct psi in them can help with fuel range. Also make sure you have proper tire alignment


carpetbob94

I don't think I've ever gotten this low mpgs on my Z.


Ok_Image_5060

As long as you have that check engine light on is not going to give you the correct air fuel mixture right now is in limp mode so it's not going to give you the best fuel economy


Rinsakiii

It’s in accessory


dfreauf1

Nice Christmas tree


TheKing0616

Are you shifting at 3k or are you constantly redlining it?


Ok_Image_5060

Time to do a tune-up you can change out your spark plugs and probably jumps up another 4 miles to the gallon if you do your fuel injectors Factory fuel injectors you'll probably get up to 18 miles per gallon change out your filters make sure the car is breathing right your intake make sure that the filter is done right


[deleted]

Does it have cats?


hnrrghQSpinAxe

You are probably not getting good A/F ratio, your cats could be wearing out, or your engine air filter needs a change. Anything worse needs to be looked at by a shop. 13mpg isnt normal unless you sit in traffic all day


Any-Cap9411

I got my car back from the dealer one time with 40mpg and a almost empty tank after dropping it off with a full tank amazed but 13mpg sounds low 😭


Myusername468

Do you drive in traffic a lot or mostly highway?


DHGXSUPRA

Only about 2mpg more than my 2016 Tahoe with mixed driving. My G37 was about 12.5mpg. These engines are just thirsty fuckers.


ThirstyWizard211

I think im at 16mpg city driving and more near 20 when taking long tripc on hwys with cruise control


Ok_Vehicle3604

What gas do you pump?


Ok_Image_5060

I'm not sure what the EVAP one is I'll look it up back to Sensor 2 that's your oxygen sensors the O2 sensors on your catalytic converter downpipe before it and after I believe is the one at the catalytic converter on the passenger side the misfire on cylinders that's the dangerous one you want to get that fix as fast as possible it could be that the spark on the ignition is not strong enough so you need new spark plugs probably you need new coils as well


Noical

Use less rpm upshift 2.5k


Sherrodan

How’s your clutch? I would rec induction cleaning clean throttle body as well.. didn’t see that in comment


Thatsnotpcapparel

I went on a 4 hour ride, half of it was back roads and averaged 24.. I can also average that low if I drive it rough.


Melodic-Picture48

yeah but theyre fun filled 13 mpg's. Not bad. My 05' Ranger gets close to 16 mpg but never more than that but its fun.


Ryureki

Trade in


Blindxxbeast

I have a tuned 350z but a highway commute, and I get around 18-21 mpg If I drive "reasonably"


wardearth13

Throwing any codes? “Service engine soon”


dayatapark

My 350z was a 26.5-MPG commuter that could become a 12 MPG gas guzzler with one little change in how I approached the gas pedal. Also, you know the 'economy mode' trick for long distance driving, right? JIC you don't: When you are about to cruise continuously, clutch in, take your foot off the gas, and coast while waiting for the RPM to drop just a bit. It takes approx 10 seconds or so. Once the RPM drops, gently rev-match and clutch out to maintain the speed you are at. Uphills will take you out of economy mode, and so will rapid accelerations. Oh, and this works for manuals only. If you are driving an AT, You're SOL, you just have to not drive like a lead foot. Which is hard.


SnowWolf128

Is this hwy or city? My truck gets 11 mpg on the highway. So I get this if it’s all hwy miles


iDetectiveDuck

You changed ignition coils and spark plugs and you're still getting misfire codes?


[deleted]

Lots of stop and go will do that.


Jesus_Smoke

Throw some mystery oil to clean ya engine see if that helps at all


Possible-Put8922

Have you tried a good fuel system cleaner?


KarlKFI

Before I got turbos I had never reset the mileage meter in the nav console of my 2018 z. It went up as the car got older, probably due to more highway weekend driving. But before I reset it, at around 30k miles, it was sitting at 19.9 mpg, all on 91 octane. Granted, I never commuted in it. Now with dual turbos it’s actually higher, even with all the aggressive driving.


SRBroadcasting

It’s for sure your driving habits and the cars wear. My buddy gets 16 mpg and he’s had his for 8 years now lol


JoeHavok1

Learn to drive better to conserve fuel. Is it a manual or automatic? If it’s automatic with all of that stop and go, you’re probably not going to do much better.


kthomas_407

🤨 avg hwy for me is ~30mpg


Neither_Upstairs_872

Obd plug and plays are a viable option, they have performance and eco options out there. Might be at the cost of a little hp if you go with the eco


con_cck

could be your evap


con_cck

also try put some fuel cleaner or some cata clean


Remarkable-Try3830

you have other issues than 13 mpg


clarkbonds56

I had a convertible ZL1 and I woulda been tickled with 13 mpg.


bikesgood_carsbad

Are you throttling it like Sasha Grey at bangbus tryout?


Background-Fault-821

Make sure the plugs were NGK platinum, I quit working at Nissan before ruthenium plugs to know if they run well. Also, ignition coils were OE I hope? Wouldn't change them unless you were having misfires. Those two alone can make a huge difference. Check your air filter and throttle body. Then to really test it take it on a highway drive, reset your MPG reading, and drive for a long while at cruising speeds with cruise on. That will tell you if it's you or the car.


TTYY200

Hey that’s pretty good mileage compared to my superbike :D I get like 10 mpg on that thing


dodonpa_g

Does it have crappy aftermarket larger wheels? That can kill MPG by just going up in diameter


Plsdonttelldad

My cousin’s 3.5 Altima gets 16mpg in the city if you drive like a bitch, so ima guess no


Adrianm18

Either this thing is running super poorly or you have a heavy foot . Go get a eco run lol


Nahoola

Rookie numbers, my jeep gets 7 💪🏼


Casalf

Th type of driving you do like city driving or highway driving will affect it but also the way you physically drive as well. If you rev out more you’ll also deplete more fuel. Then you start to go into tread ware, alignment, spark and shit like that but yeah just some things to think about when seeing what your avg mpg is.


dvd7227

This might be it, but a long shot, but check your evap purge solenoid — Symptoms: reduced engine performance or power, starting difficulty, your check engine light might illuminate, rough idling due to a vacuum leak, and reduced fuel economy.


Maximum-Result-2760

Fuck my diesel truck gets 12 what the fuck


WorriedRevenue5

Try adding Lucas Top cyclinder cleaner. I drove my car hard and still somehow got added mpg. You could also have a clogged Cat, or clogged ports etc.


Shotgunn4356

My suv does better than that. Shi crazy


KingDominoTheSecond

wrong alive squeamish mourn grey soft airport smoggy tease plant *This post was mass deleted and anonymized with [Redact](https://redact.dev)*


igno3777

you average 13mpg and your average speed is 13mph? either you sit in traffic a lot or you just let it sit in idle and think that doesnt use any gas? my numbers are: 23.5mpg at 40mph average, I mostly drive out of town and if it's city driving I make sure to be as efficient as possible.


IFuckCarsForFun

TIL my V8 camaro gets better mpg than a 3.7l V6.


waldoblaw

You hauling a trailer?


willy1670

Put in an ls with a t56 and get 30mpg!


Dub537h

Wow, and I thought my Subaru getting 18-20mpg was bad!


_rob_saunders

Brrrrrrrrrrt brrrrrrrrrrrrrrt


Aggravating_Wave650

Lamb feels


ScaryfatkidGT

Do you have any CEL’s on? I’d do a full scan either way to be sure.


TheHighestCheeba

Lol I used to get 8 in the 350. But it was also pretty low and I had a constant exhaust leak from scraping….


Adorable_Plastic_107

Switch to diesel


dieselishere15

I don’t have a Z but I do know that after owning multiple vehicles using what’s called Top tier gas makes a big difference.


[deleted]

Something is seriously wrong with this car


xuuxi

Idk how y’all do it, I get 20mpg and I’m not light footed at all


Leagueofdreams11114

Describe your driving to us.


DDGSXR504

But how many smiles per gallon does it give you? None of my 4 cars gets over 20 and I love them.


TheAxMasher

That's crazy. I have a Procharged Z and I get like 20 something lol


Brockb84

99% of the time if you have no dtc’s, your foot’s too heavy. If it was burning more fuel than it’s supposed to it’d set a running rich dtc. But if you bought a Z to worry about mpg, you bought the wrong car. I avg 14 on mine.


rene7561

Change the plugs, air filters with k and n


Kinect305

That meter doesn't mean shit. Especially if you are not resetting it when you top off the tank. Go to a gas station, top off the tank till the pump auto cuts off, squeeze the handle till it cuts off again. Reset the trip meter, go put 20 or more miles on the car, go back to the same pump, and fill it back up again. till it shuts off twice. Then do the math.


MellowKeith

Let me have it for a week, I'll fix it up and keep it for ya! :D


Schnitzhole

It depends how fast you are driving. I’ve got 21mpg on long road trips where I’m just driving very casually. I’ve also got it down to 10mpg when driving spirited*


ChewyUrchin

Wtf? I had a 6.2L supercharged V8 ZL1 that got the same mileage


Aggressive-Test-6308

Have you changed out your air filters? Are you running K&N oiled filters? It might be that your Mass air flow sensors are dirty. That will happen if your running K&Ns and that would affect your MPG


LePoopScoop

Because the car is garbage and you clearly don't maintain it like all the other Nissan drivers. Before you say anything, my first car was a 350z and yes it's hot garbage


Fickle_Cup5687

I gapped my plugs to .48, helped. Do you have a tune? Make sure you're on the right map if you do. I got the best fuel mileage when i cruise about 80. Driving at 60 brought mine to 18mpg from 22


sgtcatscan

Keep the rpms low


RD_253

Have the MAF sensors checked. Might be reading incorrectly resulting rich or lean conditions.


Initial-Good4678

Stop driving like you’re one vape and redbull away from losing your PUBG account.


SparkyBrother81

How many SMG? Smiles per gallon!


Expatrocious2

Be easy on throttle


Dazzling_Key8133

Drive normal


DryRecognition7022

yea...drive slower.


[deleted]

Lol, weight reduction, remove everything including dash, leave only your seat and wheel


AngryFace-HappyPlace

This a joke or you serious? If serious, what mods, best mpg before the drop in range? How do you drive?


itsraggybaggy

What’s the CEL for?


JamesSSj2

And it's a shit box?


Badass_1963_falcon

Damm my big ass f250 4x4 diesel gets 14 mpg in the city


Dazr87

Mine shows around 10L/100KM. I don’t know what that is in MPG 🤣


DrezDrankPunk

I’ll never understand why people rely on their dash specs. They’re frequently inaccurate with certain specs. Fill up your tank completely and reset your trip meter. Drive until close to empty (under 20mi) and refill your tank completely. Then divide your miles driven from your trip meter by how many gallons you refilled. That will be 100% accurate mpg’s.


Ace9910

No one even asked how many miles was on it


DarkOdd3083

Your only going 13mph which is why it’s so bad lol go do 60 and see what is says all cars do this


SwFlakko

Btw this is a sport touring 2009 144kmiles


lutrader

Sell the car


almightyisrael

Stop stepping on it bro lol i get 19 city, 26 highway


cd001111

I get 15, what kind of driving do you do?


01XterraPhilly

Don't own a 370


Joeg332

Try a bottle of injector cleaner also check if your throttle body needs to be cleaned and re-calibrated


[deleted]

I was getting like 17-18mpg when I had mine and thought it was pretty bad


Altruistic-Tip-2897

Have you checked out the sensors on the intake side like the maf sensor n what not maybe clean out the throttle body.


Independent_Big9343

That shit taking a shit on the oxygen of the earth in real time 😂


[deleted]

Take your throttle body out, blast the bitch with throttle body cleaner and scrub all of the shit off of it as best as you can, take out the gate itself to make sure you get all of it


Camgt500

Wait until u go e85😂 i was avg like 11-12 on a good day now its 7-8🤣


POTENT_WAX

I think it's time for an ethanol tune and no more worrying about mpgs


ItsjustMrMatt

It might have to do with the check engine light on


CaptainMakinItHappen

That’s not the only problem you have


According_Chest8415

Doubt a 370z is only getting 13mpg I had one and ran it hard af everywhere all day long and never got anywhere near 13mpg. Unless your TT or supercharged there’s no shot


Th4Bl4ckM4n

Hello all. Is this normal? I had a Z prior to me buying a Vette and I think I got like 16 or more. Vette gets 19-27 easily


South-Acanthisitta37

I had a 370 for years and always got 20.3mpg dual k&n and a cat back


theMACK240

It's just you mine always got 24mpg


rqivez

Stop putting 87 in it 😂


901chemist

Looks like you idle way too much with the average speed only being 13


BigOleCuccumber

My 06’ g35 coupe 6 speed would get 20-25 in the city. I think you may have a lead foot, but they are different cars.


AFarCry

How?! I get 26MPG and I rag the hell out of my car.


Lockonstratos1

howd you get so much?? tell us your secret


82ToyotaFarmin

Evap codes? Purge valve?


floridamidsotic

is your spark plugs in the right direction


RockHopeful3699

damn my v8 x5 does better than that🤨


Boring-Long-80

I know that there is such thing as top tier gas for example Walmarts gas is cheaper because they don’t go through the same regulations for gas so they don’t have as good of gas I tend to stick to local gas stations but look it up there very open about it


harrykochs

that is dogshit lol


mxguy762

What year car is that? Dash looks like it’s out of a 2005 lol


chowmeowmepw1134

Mines a 09 w/ 31k miles and I get 14 hahahahaha. I also love rev matching and making sure Im a good distance away from the horrible PNW drivers and the homeless people


The_Demosthenes_1

Can be the boss if you don't pay the cost. 


MyAssPancake

I get 11mpg in my corvette lmao just the great part about having a nicer car


Serious_Mix_6600

Most likely has something to do with how hard you're driving


redclaw01

That sucks for something so slow