Havoline 5w20, 5k OCI, '05 Civic

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Aug 15, 2005
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NoVA
05 Honda Civic DX, 4 speed automatic with 1.7L 4-cylinder SOHC engine
Date of oil change: 23 Jul 2007
Oil usage: 29 Apr 2007 – 23 Jul 2007, 12 weeks, 416 miles/week
Havoline 5w20 SM/GF-4, 3.4 qts
Dyson Analysis

Oil: 5,000 miles
Makeup oil: 0
Car: 34,980 miles

Oil Filter: Honda/Filtech OEM 15400-PLM-A01
Air Filter: Fram CA8911
NOTE: oil was changed, oil/air filters not changed - will run each another 5k OCI

Oil/Fuel Additives: n/a
Gasoline used: Eleven fill-ups with Shell brand 85 octane
OEM spark plugs changed @ 30,765 miles; installed Denso Iridium IK20 w/0.040in gap

Honda recommends 5w20 oil at 10k miles or 1 year for normal driving, and 5k miles or 6 months for severe driving for my 1.7L 4-cylinder engine.

My commute is primarily highway, 72 mile round trip with minimal traffic. Documented MPG:

0-10K OCI 41.41MPG (Aug05-Feb06)
10-20K OCI 44.13MPG (Feb06-Sep06)
20-30K OCI 42.19MPG (Sep06-Apr07)
30-35K OCI 42.51MPG (Apr07-Jul07)

Car was driven ~40 miles highway prior to oil change (representative of my one-way daily commute); car cooled only long enough to put on jack stands and round up my oil change stuff. Wiped the oil pan & drain plug clean, pulled the drain plug, took a five count and collected the sample from the stream.

Code:



Brand: Havoline Havoline

Weight: 5w20 5w20

Grade: SM/GF-4 SM/GF-4

Unit Miles: 29,980 34,980

Oil Miles: 9,980 5,000

Oil Weeks: 30 12

Miles/week: 332.66 416.67

Day: Apr 29 Jul 23

Year: 2007 2007

Oil Filter: Honda Honda

Filtech Filtech

Air Filter: Honda Fram

Filtech

----------------+----------+----------

Iron 31 11

Copper 14 11

Tin 5 1

Lead 9 8

Chromium 2 1

Nickel 0 0

Aluminum 8 3

Titanium 0 0

Silver 0 0

Calcium 1674 1569

Magnesium 47 23

Zinc 960 918

Phosphorus 903 790

Barium 3 4

Molybdenum 757 577

Antimony 0 0

Silicon 25 17

Sodium 10 9

Potassium 0 0

Vanadium 0 0



Vis 40C/100C (cSt) 43.3/7.6 41.3/7.53

TAN 2.10 2.58

Flashpoint 300 330

Oxidation 24 18

Nitration 13 10

Water (KF-ppm) 324 412

TBN 1.6 2.2

Fuel 1.46% 1.20%

Soot 0 0

Glycol/Coolant 0 0

Viscosity Index 145 151

Sulfate Byprod 26 22



Particle Count 10-20k 20-30k 30-35k



ISO Code (2) 14/10 16/13 n/a

NAS 1638 Class 0 1

ISO Code (3) 14/13/11 16/15/13

>= 2 micron 252 1111

>= 5 micron 93 411

>= 10 micron 25 113

>= 15 micron 10 44

>= 25 micron 2 10

>= 50 micron 0 1

>= 100 micron 0 0



 
This used oil analysis and my used oil analysis of Havoline 5w20 has me thinking this oil just can't handle 5000 mile OCIs.
frown.gif
 
Quote:


This used oil analysis and my used oil analysis of Havoline 5w20 has me thinking this oil just can't handle 5000 mile OCIs.
frown.gif





Werent you saying that 5k is the new 3k and any sm oil should have no problem?
 
Quote:


Quote:


This used oil analysis and my used oil analysis of Havoline 5w20 has me thinking this oil just can't handle 5000 mile OCIs.
frown.gif





Werent you saying that 5k is the new 3k and any sm oil should have no problem?




No, I never said that.
 
Am I the only one seeing the fuel dilution, which will affect viscosity as well as increase wear metals?
These levels are easily twice what Terry still calls too high.
 
Kind of disappointing.
frown.gif
Viscosity of DS though is 8.0 cSt so it didn't thin that much, plus look at the fuel, it's high. I'm glad I only ran DS for 5k miles. Never sampled. Ca is very low too.
 
Quote:


Wow. What happened to our favorite dino stepchild?




Fuel dilution, flash point (sorta married), TBN. Hard to hold the oil in poor regard here. I'm sure a few of the metal numbers would retreat a bit if the fuel could be brought into control. I don't care for the Pb numbers ..even though nothing there is life shortening in any practical measure, imo ..but there's surely stuff to be improved upon. We're mostly spoiled by typical Honda results.
 
I'm just curious as to how the dilution happened, especially with 72 mile highway trips every day. Imagine if the driver took this oil out to the recommended 10k.
 
Quote:


Imagine if the driver took this oil out to the recommended 10k.




Sometimes I imagine our government requesting automakers lengthen OCI time-frames to decrease waste on our environment - not because the engine desires 10K OCIs on dino.

I imagine alot of others things too...lol
 
just want to make sure everyone sees the most recent data (5k OCI) is the column to the right
 
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Quote:


I'm just curious as to how the dilution happened, especially with 72 mile highway trips every day. Imagine if the driver took this oil out to the recommended 10k.




Leaky injectors, gapped-out spark plugs, old air filter, wires, etc...
 
I have a theory on fuel dilution in Honda's. As I have mentioned before on the forum is that on several occasions I have changed my oil after driving over 150 miles and pulling the plug within 5 minutes of engine shutoff, the oil that hit my hand was not even hot enough to be uncomfortable. On another occasion I changed it after a 25 mile highway run, and the oil was only moderately warm. Maybe this fuel dilution from the modern Honda engines is that they tend to run very cool, thus what small amount of fuel that is entering the oil is not being burned off. It can't be that much fuel entering the oil, as he is getting 42 MPG. My Accord gets about 37 on all highway miles. I am using the same Havoline and Filtech filter, and will do a used oil analysis in another 2500 miles. I am now very curious if I have fuel dilution.
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