本田1.5T 發動機機油異常增多,問題很大

來源: jasonshane 2018-10-30 20:27:08 [] [博客] [舊帖] [給我悄悄話] 本文已被閱讀: 次 (8640 bytes)
回答: 這個可靠性排名本田很低啊新年好運2018-10-30 10:40:46

東風本田正式宣布CR-V 1.5T暫停銷售 - 快科技

美版本田1.5T機油增多據說要recall

https://www.caranddriver.com/news/honda-cr-v-engine-oil-issue-2017-2018

2017–2018 Honda CR-V Engine Oil Issue Prompts Honda to Ready a Fix





Honda’s 1.5L Earth Dreams engine is experiencing rising oil levels due to
dilution from fuel contamination. The problem is particularly bad in cold-
weather climates, and affects the 2015-2018 CR-V and 2016-2018 Civic.

2016-2018 CR-V Owners: Have you experienced oil contamination and warning
lights?

The law firm of Sauder Schelkopf LLC is investigating a class action lawsuit
on behalf of owners of Honda CR-V vehicles (model years 2016, 2017 and 2018
) that are prone to engine oil contamination. Click here for more
information.

The Earth Dreams is really a nightmare, because this problem may also be
linked to gas smells in the cabin and terrible heater performance.

Direct Injection and Oil Dilution


Earth Dreams is a direct-injection engine which pumps fuel directly into the
chamber under high pressure. These engines are great for performance and
fuel efficiency, but are more susceptible to oil dilution which is basically
oil mixed with, well … stuff that isn’t oil.

Fuel vapors condense on the cylinder walls when the engine is cold. That
fuel then mixes with the thin layer of oil that’s just hanging out trying
to do its job. Think of yourself as the oil, and the fuel vapor as that
creepy uncle who visits you at work and insists on awkwardly long hugs.

Unfortunately, you and Uncle Petrol are now linked together.

The engine’s heat helps burn off these fuel vapors. However, if the engine
never gets hot enough (or there’s a defect) the fuel can dilute the engine
oil and raise the level of liquid in the oil pan.

So What’s Up With the Earth Dreams Engine?

Honda blames the Earth Dreams oil dilution problem on two things.

The engine is just “too efficient.” Yes, they said that.
Short-trips taken by drivers, especially in cold weather areas, never let’s
the engine heat up sufficiently to burn off the excess vapors.
Honda has a point about short trips being detrimental to your engine’s
health. However, there is a higher-than-average number of complaints coming
in about dilution issues in the Earth Dreams engine specifically.

In addition to fuel, owners have reported water dilution problems. The
combination of oil, fuel, and water is causing overflow problems which leads
to:

The check engine light coming on once the oil level reaches 21mm above the
dipstick’s current limit.
A stinky, gas-fumed cabin that’s so bad owners report feeling nauseous and
dizzy while driving and have long-term health concerns.
Honda’s spin cycle

Once again, Honda insists that 1) the engine is too efficient and 2) needs
longer drives to burn off the vapors.

With minimal wasted heat your engine can develop condensation and excess
fuel vapors than combustion if not driven in a manner that allows the
engines to fully reach operating temperature which would normally burn off
the contaminates.

Honda is asking drivers to limit extended idling, use a block heater, drive
in lower gears at the start of trips, and drive for longer trips to help the
engine warm up.

When life gives you lemons, blame the sourness on someone else.

Are the higher oil levels damaging the engine?

A common concern is internal engine parts breaking down faster than normal
because they weren’t designed to handle the overflow or the gas-oil mixture.

In response, the  Honda Technology Research Institute conducted lab and real
-world driving tests in the extreme cold of northern China and determined
high oil levels do not cause engine damage.

Tell that to these 2017 CR-V owners.

“Although Honda in China stated in a press release that this issue would
not cause engine damage I believe my oil analysis report provides evidence
to the contrary. I was told upon receiving my report that oil was at
approximately 5% of the viscosity it should have and that the wear metals
number should not be higher then 20. My number was 218. That’s insanely
high. Honda has yet to respond to this oil analysis report.”

And…

“…the dealer has told me they will replace entire cylinder head. They have
not told me that there is a fix to the cause of the problem nor can they
tell me how long it will take to fix the damage. Honda needs to address this
problem and communicate with their affected customers as to what the plan
is. They also need to either offer buy-backs or extend the warranty once
resolved to 6 years.”

A Stop-Sale Ordered in China

In February 2018, Dongfeng Honda – a Chinese car company half-owned by
Honda – ordered a recall of 350,000 vehicles after numerous complaints from
owners in the colder regions of northern China.

Honda planned on updating the vehicle’s gasoline injection control software
to adjust the timing and speed of the injection. They also planned on
extending the engine’s warranty to 6 years.

But the emphasis is on plan, because the recall was rejected by Chinese
regulators, who want a better plan for fixing the problem.

Until a new recall is agreed upon, Honda has issued a stop-sale on all new
CR-Vs in China.

What About the North American Market?

Similar complaints are now being watched in the USA and Canada. American
Honda spokesman, Chris Martin, says Honda hasn’t seen the same patterns of
failure in the USA but that could surely change:

”We’ve been watching to see what kind of consumer complaints come up in
order to determine whether that issue will affect the U.S.”

Honda Canada Acknowledges the Issue

In April of 2018, Honda Canada released a TSB regarding the engine misfiring
and oil pressure warning lights coming on during cold weather.

The TSB confirmed reports of a higher-than-normal engine oil level due to
contamination from fuel build-up in the 2015-2018 CR-V and 2016-2018 Civic.

In August of 2018, they took it one step further by releasing a statement
saying they’re aware of the problem and working on potential counter-
measures.

Potential class-action lawsuit in the USA

The law firm of Sauder Schelkopf LLC is currently investigating a class-
action lawsuit on behalf of owners of 2016-2018 Honda CR-V vehicles that are
prone to engine oil contamination.

Sauder Schelkopf (www.sauderschelkopf.com) is a leading national class
action law firm that advances the interests of its clients by recovering the
money they have lost, and obtaining the relief to which they are entitled.
The lawyers at Sauder Schelkopf have recovered millions of dollars on behalf
of consumers and have earned their reputation as skilled and aggressive
veteran litigators

Visit CarComplaints.com for more information.

所有跟帖: 

BBA都用了好多年的turbo技術,小日本現在才用,那是有道理的。 -xyun2013- 給 xyun2013 發送悄悄話 (0 bytes) () 10/30/2018 postreply 20:52:14

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