Fuel Injector Service - Necessary?

yotanut

Junior Member
Hey All,

I just got my 35k service on my 2014 4runner, and Toyota is recommending a Fuel Injector Service. As the service advisor described to me, "We hook it up to a high pressure machine, disconnect your fuel line and run the vehicle with it hooked up. Then we remove your air intake and throttle body and clean out all the carbon buildup on it." I am sure this will certainly help the vehicle, but is this service worth it, and have any other owners done this around this mileage?

$196.00 to complete this.

Thanks.
 
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I think this Toyota trying to up sell service. They have service levels now or something. They did the same thing when I had mine serviced last time. I told them I want exactly what the service in the manual states and nothing more.
 
Hey All,

I just got my 35k service on my 2014 4runner, and Toyota is recommending a Fuel Injector Service. As the service advisor described to me, "We hook it up to a high pressure machine, disconnect your fuel line and run the vehicle with it hooked up. Then we remove your air intake and throttle body and clean out all the carbon buildup on it." I am sure this will certainly help the vehicle, but is this service worth it, and have any other owners done this around this mileage?

$196.00 to complete this.

Thanks.
Carbon buildup, hmm...This Toyota engines are not direct injected engines,DI so no way for any carbon buildup... simple, don't do unnecessary service...
 
It's necessary if you have clogged or partially clogged injectors. This used to be common, so they developed this procedure to clean them out. It rarely happens anymore, as there are additives in the fuel to prevent it. You would know if you need it. You probably don't.

A simpler option is to by a bottle of fuel injector cleaner at your local auto parts store and add it to your gas tank. If you feel an improvement, your injectors were likely partially clogged. Some cars need this every 3k or 5k or something. If you don't feel an improvement, you didn't need it, and you can hold off before you try it again.
 
If you’re worried about this buy a bottle of Techron and dump it in your tank. This is Chevron’s fuel injection cleaner additive to their fuel, but they also sell it separately.
 
>"We hook it up to a high pressure machine, disconnect your fuel line and run the vehicle with it hooked up. Then we remove your air intake and throttle body and clean out all the carbon buildup on it."

Ohboy... Injector cleaning at 35,000 miles ?
IMHO: Dealership reaching for money.

Bottle of Techron through at every 15k miles is a good practice though.
 
Depends on the quality of the gas you buy. Also depends on the how often the fuel station replaces their filters. Plugged station filters go into bypass mode, meaning zero filtration. Never buy fuel when the tanker truck is refilling the station. How much water is in your tank? Depends on the quality of your fuel station.


Parts store additives are somewhat mild. Otherwise the filter is at risk.
 
After working in several dealerships... this is just a dealer trying to sell you things you don't need... but stuff they usually get extra kickbacks on. Totally not needed at 35k miles unless you have been buying all your gas in 3rd world country.

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This is undoubtedly upsell. If you have another option, I’d go somewhere else. If they are starting this at 35k, I’m afraid what it will look like at 135k. My last experience at a dealer, their “multi-point” inspection resulted in recommending $1000 worth of maintenance that was unnecessary. Some of the items were recommending periodic maintenance way above and beyond mfr recommendations. But some of them were outright lies. Like saying all the brake pads were 3mm less than actual. Even if you can recognize this and deny the service, I had to decide that I would not give this service dept any money for any reason just based on principle. It botheres me to think about all the people that roll through there and don’t know any better and are paying for stuff they can’t afford and don’t need.
 
The throttle body will get a carbon build-up over time, even with regular use of an additive like Techron. Whether or not you need it at 35K is another story.
 
From the manual:
Dealer-Recommended Maintenance
Your dealer may recommend more frequent maintenance intervals or more maintenance services than those listed in the scheduled maintenance log. These additional services are not required to maintain your warranty coverage. Ask your dealer to explain any recommended maintenance not included in the scheduled maintenance log.​

Do not ask them for a “xx,xxx mile service” or you’re asking to get reamed.
Tell the dealer what you want them to do specifically.

Here’s the link and a pic of the real Toyota recommended procedures at 35,000 miles.
If you replaced your air and cabin filters at 30,000 then there’s only tire rotation for regular maintenance. Almost all the other “check” and “inspect” will not be performed by the service tech. If you feel you fall into the “Special Operation Conditions” then you can consider the early oil change.
https://www.toyota.com/t3Portal/document/omms-s/T-MMS-144Runner/pdf/2014_Toyota_4Runner_WMG_lr.pdf
 

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Hey All,

I just got my 35k service on my 2014 4runner, and Toyota is recommending a Fuel Injector Service. As the service advisor described to me, "We hook it up to a high pressure machine, disconnect your fuel line and run the vehicle with it hooked up. Then we remove your air intake and throttle body and clean out all the carbon buildup on it." I am sure this will certainly help the vehicle, but is this service worth it, and have any other owners done this around this mileage?

$196.00 to complete this.

Thanks.

This service is not necessary and should be avoided. I would recommend if there was carbon build up on the throttle plates or if a customer complained of hesitation while driving. Other than that its just a money maker for the shop.
 
The throttle body will get a carbon build-up over time, even with regular use of an additive like Techron. Whether or not you need it at 35K is another story.

Since the throttle body is not involved directly in the combustion process, it's doubtful it will experience carbon build-up. They do become a bit dirty from oiled filter elements and general dirt that slips by the filter over time. Directly to the OP's question, no, you should not need a fuel injector cleaning at 30K miles using modern, quality fuels. Like other's have said, if you're concerned, use a bottle of Chevron Techron every 5000 miles, and rest easy......Dealerships are businesses, so it's easy to understand their need to up sell marginally needed services.
 
At 35k tell them to screw off. At 100k is when I'd consider it. Even then, it probably won't be needed.
 

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