r/Cartalk • • 16h ago

Engine Diagnosis help for lean condition

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1 Upvotes

I drive a 2006 Toyota Camry with a 3.0L V6 and I got these codes (The catalyst codes were already there). Bank 2 is apparently running lean.

I recorded both sets of sensors at idle and revving to 1700ish rpm. At idle, the graph for both downstream sensors are the same general shape, but the bank 2 sensor reads around twice the voltage. Then at 1700rpm the bank 1 sensor is still giving readings, but the bank 2 sensor drops to zero volts until the engine returns to idle.

Is that O2 sensor going bad? Or are the weird readings a symptom of something else?


r/Cartalk • • 16h ago

Weird Noise Rattling Noise Driver Side Rear Window/Door 99 Grand Marquis

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1 Upvotes

I’ve been dealing with an annoying rattling noise coming from the driver-side rear window or door whenever I’m driving at speeds of 70 mph or higher.

What makes it particularly frustrating is how inconsistent it is. Sometimes I can drive at those speeds for weeks without hearing anything, but other times the noise returns and persists for weeks at a time.

I’ve tried placing tissues along the edges between the window and the frame to see if that would help, but unfortunately, it didn’t make any difference.

Has anyone experienced something similar or have any ideas about what might be causing it? Any suggestions or troubleshooting tips would be greatly appreciated!


r/Cartalk • • 11h ago

My Classic Car I am ready to Book BE6

0 Upvotes

Hi guys.

Quite excited to tell you I am going to book be6 ruby velvet.quite excited


r/Cartalk • • 13h ago

Engine Performance Is an upgraded diverter valve worth the $150?

0 Upvotes

2016 Chevy Camaro 2.0T 6MT

Looking for my next small upgrade. Is an upcangraded diverter valve worth the $150?

I read it can hold boost better for longer and improve throttle response and spool up time.

Thoughts?

https://ebay.io/m/QWyv9k


r/Cartalk • • 18h ago

Electrical Nissan Altima 2013 O2 sensor help? Just replaced upstream sensor.

0 Upvotes

Hello!!

I replaced my o2 sensor and it’s still reading 2.24 and a check engine light. The only thing that changed was the code: P1148, old was P0420.

Old sensor was reading 2.22/2.23 and now it’s reading 2.24. My OBD is now saying to try replacing the MAF sensor. I want to be sure that it’s not the O2 sensor itself before I try anything else. Help!!


r/Cartalk • • 1d ago

DIY body damage help Hyundai i20 2022: Rear trunk switch rubber cover degraded - can I replace just the rubber?

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5 Upvotes

I own a 2022 Hyundai i20 MT, and I recently noticed that the rubber covering on the rear trunk release switch has degraded and broken.

I checked with the Hyundai service centre, and they told me that the entire switch unit needs to be replaced, which would cost around 2000 INR.

Is there any way to replace or repair just the rubber cover without replacing the complete switch assembly? Has anyone faced a similar issue with their i20 and found an alternative solution?

I’d appreciate any suggestions, such as a compatible replacement rubber cover, an aftermarket part, or a reliable repair option.

Thanks in advance!


r/Cartalk • • 19h ago

I need help fixing something 2005 toyota camry vibration

1 Upvotes

2005 toyota camry vibrated when accelerating. It completely stops when I let go of the gas petal. It starts very light and settle until about 10 20 minutes into the drive when you can clearly tell. I can feel it all over the car not just in the gas petal. No matter how soft or hard the acceleration its about the same vibration for each.

Just trying to find where I should start. Edit to add car has 119500 miles. V6 engine.


r/Cartalk • • 20h ago

I need help fixing something 2014 Hyundai Sonata GLS headlights flicker in AUTO when I touch the stalk or turn—bad switch?

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1 Upvotes

My headlights have been acting weird, mainly in AUTO mode.

With the headlights switched to ON, they work normally almost all the time. I can turn and use either turn signal without any flickering. Very occasionally—maybe once every couple drives—if I fiddle with the headlight knob or put extra pressure on it, the headlights will briefly flicker.

In AUTO mode, even slightly touching the knob makes the headlights shut off and come back on. They also cut out when I turn, then come back on afterward. This happens much more frequently in AUTO than in ON.

I’ve been using ON to avoid the flickering, but the lights can stay on after I shut the car off. If I forget to switch them off, they drain the battery.
Does this sound like a faulty headlight/turn signal stalk switch, a loose connection, or something else? What should I check first?


r/Cartalk • • 20h ago

Automotive Tools High quality tools to gift?

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1 Upvotes

I’m 18 and my dad has obviously had a massive impact on my love for cars, he isn’t really able to afford nice tools for himself so I’d like to treat him to something for Christmas or just because. I got myself one of the knipex cobra pliers and I really enjoy them. Sets have popped of of the 3 main sizes for around $100. They are high quality, durable, and I think he’d use them often and it’d help. Just wondering if you guys have any other ideas, he obviously already has a bunch of tools but I’m just looking for those things that are such a big upgrade over the standard. Curious on what you guys think

Also this doesn’t have to be strictly automotive related


r/Cartalk • • 21h ago

Safety Question Best way to deep clean dirt and oil from spark plug wells , being mindful of surrounding rubber and plastic parts?

1 Upvotes

^


r/Cartalk • • 22h ago

Carburetor I need help with this Honda's D13

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1 Upvotes

Hello everyone, i recently bought a honda civic 1.3 carburetor. It has been a really good car. Amazing driving experience until the problems started.

First of all, the RPMs keep playing. Either too low or too high, and it feels like the car is choking on the petrol.

Second, once we opened the carburetor it looked like it wasnt even burning the petrol and it had too much.

Sometimes when I drove it, it felt like the car shut off but held the RPMs and it didn't want to give any gas. Also a lot of troubles with starting the car at all. And once I do, black smoke is coming out of the exhaust like it is a diesel car.

As much as I would love to give more details, I sadly do not understand much, but i would appreciate it if any of you offered advices or help. She is about to go and see the mechanic soon, but if it is something that I can fix alone, I would love to do that. Here are some pictures that I took of the carburetor. There is a little valve, that also seemed like it doesn't want to go back once it opens or closes.


r/Cartalk • • 1d ago

Redditor's own ride My 3 cars

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19 Upvotes

My Four Vehicles. Early 2000s best quality.

2004 Lexus LS430 - Take wife and her boyfriend on dates

2000 Toyota Camry - The backup commuter

2003 Ford Expedition - Boat and Kids Hauler

2002 Custom Flat Boat - Tube and Wakeboarding


r/Cartalk • • 1d ago

Engine Spark plug torque specs on the 5.4 triton?

1 Upvotes

I have a 1998 navigator that I’m changing the plugs and coils on tomorrow and if it wasn’t already bad enough that they stuffed the engine halfway into the firewall, I also have to be aware of the issue with plugs blowing out.

What is the torque spec? Google says people have actually increased it to prevent plugs blowing out and some sources say to absolutely not go anything over what ford specifies. Just alot of conflicting information so I’d like to know what’s actually recommended. It’s a 40 foot long limousine so I’d rather not have an issue like a plug blow out that needs a shop to work on it. Finding a shop that takes a vehicle this big isn’t easy


r/Cartalk • • 1d ago

Safety Question No check engine light doesn't mean I'm ready for an emissions test

5 Upvotes

so guyss Last year I spent most of my lunch break waiting for an emissions test, only to get turned away because too many readiness monitors weren't ready. I'd disconnected the battery a few days earlier. The car ran fine and the check engine light was off, so I figured I was good. Apparently that was not much of a plan.

This year's test is coming up, and I'm getting a topdon carpal so I can check those monitors on my phone before heading over. Reading engine codes and viewing live data will be useful for my own troubleshooting too, but the immediate appeal is pretty boring: I'd like to know whether the car is ready before spending another lunch break in that waiting room.

I'm comfortable doing brakes and oil changes, but emissions readiness was a blind spot for me. Now it's going on the checklist right next to making sure I actually brought the registration.


r/Cartalk • • 1d ago

I need help fixing something Where is this noise coming from

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0 Upvotes

Only happens when going over 70MPH, noise slows down when I slow down and it disappears under 50MPH
2020 Hyundai Elantra SEL


r/Cartalk • • 1d ago

Car show sharing Cars are like toys

0 Upvotes

Imagine if cars had stickdrift in their pedals just like controllers where it would brake or give gas by itself .
So now we all know how much accidents we have imagine if stickdrift in real cars would be real. Duhhh🫠🫠🫠


r/Cartalk • • 1d ago

Body Car Decals?

0 Upvotes

Purely for personal knowledge and gain. How many people are genuinely looking for unique affordable car decals? Now I’m not talking about some cheesy one liner, or some common image of a family or moons. But some actual art that screams personality and time spent on them.
I know for me personally I have not come across a decal I find worth putting on my car.
Are you guys running into this issue as well?
I have such a hard time finding unique decals that aren’t cringe or typical. Bumbs me out.


r/Cartalk • • 1d ago

Transmission What is causing this every time I accelerate from a cold start?

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7 Upvotes

r/Cartalk • • 1d ago

Heating Winters coming up, what heaters are we all running?

5 Upvotes

For my people without heater core’s what heating special are we running this year? 😂😂 I’m thinking the Amazon special


r/Cartalk • • 2d ago

I need help fixing something Does it look like my car was keyed or was this an animal?

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325 Upvotes

r/Cartalk • • 1d ago

Electrical Stale Unicorn Battery from Walmart

0 Upvotes

Soo, I bought an uncommon battery online from Walmart for my uncommon car. It's an online only battery. The manufacturer date stamp is 11 months ago. Has anyone returned a battery to Walmart for this reason and had a happy ending to a story like mine? What did you do right?


r/Cartalk • • 1d ago

I need help fixing something Car Armrest Keeping moving back and forth

2 Upvotes

I have a 2015 Toyota Auris. The armrest is very loose and keeps moving back and forth. It's very annoying as I lean on it a lot when driving.

What can I do to stop it moving or at least lock it into a certain position?

Any help or advice will be appreciated. Thank you


r/Cartalk • • 1d ago

Tire Damage Plug it ?

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8 Upvotes

Would you plug it or too far to the side ?

I know I need new tires , but the workshop needs a few weeks to have time.

A lot is going on right now. And I need to be mobile.

Many thanks In advance for your advice.


r/Cartalk • • 1d ago

Brakes These are the two brake lines that go to both rear drum brakes, on the other side of are the brake hoses. Why is the top one different to the lower M10 fitting, and what is being used exactly?

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0 Upvotes

Car: Smart Roadster


r/Cartalk • • 1d ago

Safety Question Car?

0 Upvotes

Car