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"Modern" cars and their sensitivities.......

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29desoto Avatar
29desoto Gold Member M Wayne Sanders
Otis, OR, USA   USA
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1965 MG MGB V6 Conversion "Carmine"
1973 MG MGB GT "Eliza - FIRST PLACE - MG2013"
1984 Chevrolet Corvette "The Green Weenie"
1994 Chevrolet S10 "Lil Red"
2000 Ford Ranger. 66K Miles. Just rebuilt the entire front end, due to a lack of grease. Of course, all the joints were 'lubricated for life'. They stop living when the grease runs dry.

Anyway, rebuilt the front end and put shocks all around. Truck started throwing error codes and missing. WHAT?

Short story made much longer. Truck finally stopped twice as I was returning from reading the codes again. Managed to get it running and get home. Codes indicated a vacuum leak. Swell. Just swell.

Open the hood and the rubber pipe from the air filter on the left, and runs to the intake on the right has fallen completely off on one end. Yeah, a little leak.

Now, for whatever reason, this hollow piece of plastic pipe has no less than three sensors on it. One by the air filter, one in the middle, and one at the intake side of the engine.

And those three sensors apparently have to all see the same things for the truck to run. If they disagree, you are now a pedestrian.

Gawd, gimme a six cylinder with a carb and points. These things are starting to scare me.



Wayne Sanders
Rose Lodge, OR
(TD 4288)

"I don't care to belong to any club that accepts people like me"-joined Willamette Valley Club in 2011

79/65 MGB - Carmine- V-6 - T-5

This car is now very nearly completely done. Sure to find something else, but not now.........And 12 years later, I'm starting to fix things that were new when we built the car. It's pretty well de-bugged!

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ghnl Avatar
ghnl Eric Russell
Mebane, NC, USA   USA
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1961 MG MGA "Calvin"
Modern?!? A 2000 model is 24 years old!



Eric Russell ~ Mebane, NC
1961 MGA #61, 1981 Alfa Romeo GTV6, 1984 Alfa Romeo Spider, 1991 Honda ST1100

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29desoto Avatar
29desoto Gold Member M Wayne Sanders
Otis, OR, USA   USA
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1965 MG MGB V6 Conversion "Carmine"
1973 MG MGB GT "Eliza - FIRST PLACE - MG2013"
1984 Chevrolet Corvette "The Green Weenie"
1994 Chevrolet S10 "Lil Red"
Hey, anything only 24 years old is just off the showroom floor to me!

eye rolling smiley

In reply to # 4785444 by ghnl Modern?!? A 2000 model is 24 years old!



Wayne Sanders
Rose Lodge, OR
(TD 4288)

"I don't care to belong to any club that accepts people like me"-joined Willamette Valley Club in 2011

79/65 MGB - Carmine- V-6 - T-5

This car is now very nearly completely done. Sure to find something else, but not now.........And 12 years later, I'm starting to fix things that were new when we built the car. It's pretty well de-bugged!

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PaulP Avatar
PaulP Gold Member Paul Peterson
Seattle, WA, USA   USA
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1973 MG MGB GT
1974 MG MGB
After I replaced the v/c gaskets on my Tacoma it had a lean code. I made a smoke machine and found a leak at the throttle body gasket. I guess when they say ‘single use’ they really mean it.
I still have 99’ of extra vaping wire if you need some a make your own smoke machine. winking smiley

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bleteaches6 Avatar
bleteaches6 Silver Member Lee Orphan
Bonney Lake, WA, USA   USA
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I agree with Wayne! My truck is a 2003 that I bought in Nov of 2002grinning smiley

However while my Cherokee is a 2001, but my wife's Subaru is a 2017

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Rick Fawthrop Avatar
Rick Fawthrop Gold Member Richard Fawthrop
Langley, WA, USA   USA
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I bought an Autel BX 808 scanner. The downside of that scanner is the Technical troubleshooter is YouTube.
But the price is only $500.
And then there is the All Data DIY. $30 for 30 days for one car only. And $60 per years.
So I have a 2009 F150 with a windows switch issue and no heater fan. So now we have the can bus issue. So you have to figure out if one component on the can bus is pulling the voltage down or if is just worn components.
Which requires an oscilloscope because a Fluke meter only gives a voltage average and not a true pattern.
So I think I will go with a Pico 2204 with Hantek accessories.
The tool thing never ends.

If you have a sensor failure on a newer car never use aftermarket sensors. The calibration and durability of a sensor such as a Duralast is not good enough for the modern cars.

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hpmowog Avatar
hpmowog Karl Keiger
Covington, LA, USA   USA
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2000 Ranger?

You got one from the golden age of automotive engineering.

It's only gotten worse.

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29desoto Avatar
29desoto Gold Member M Wayne Sanders
Otis, OR, USA   USA
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1965 MG MGB V6 Conversion "Carmine"
1973 MG MGB GT "Eliza - FIRST PLACE - MG2013"
1984 Chevrolet Corvette "The Green Weenie"
1994 Chevrolet S10 "Lil Red"
The thing that gets me about this whole thing is that three little sensors can shut down an otherwise totally fine engine.

The only difference between running and not running is the sensors.

You'd a thunk they'd have put in a "limp home" mode or something.



Wayne Sanders
Rose Lodge, OR
(TD 4288)

"I don't care to belong to any club that accepts people like me"-joined Willamette Valley Club in 2011

79/65 MGB - Carmine- V-6 - T-5

This car is now very nearly completely done. Sure to find something else, but not now.........And 12 years later, I'm starting to fix things that were new when we built the car. It's pretty well de-bugged!

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Rick Fawthrop Avatar
Rick Fawthrop Gold Member Richard Fawthrop
Langley, WA, USA   USA
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If I remember the Ford strategy correctly. The truck will run with the mass air sensor or the air charge temperature sensor unplugged. The computer assigns a default setting. We used to diagnose the airflow sensors that way.

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MGBGM1977 Avatar
MGBGM1977 Anthony Piper
Heaven in the woods, FL, USA   USA
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My newest vehicle is a 1993 GMC C3500 flatbed truck. As long as I can keep fixing this truck and my older vehicles I will not buy anything newer. Sometimes newer technology is more trouble than it's worth to me.


Attachments:
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Rick Fawthrop Avatar
Rick Fawthrop Gold Member Richard Fawthrop
Langley, WA, USA   USA
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Here is my solution for the complexity of modern trucks. The 1993 Toyota. $400 from my older brother.


Attachments:
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IMG_0643.jpeg

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Gary E Avatar
Gary E Gary Edwards
Kernersville, NC, USA   USA
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My 2004 Ranger had a similar problem and it turned out a rat or something similar chewed the line at the filler tube and caused a vacuum leak.



Gary

Murphy's law

Tell a man there are 300 billion stars in the universe, and he'll believe you. Tell him a bench has wet paint on it, and he'll have to touch it to be sure.

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PaulP Avatar
PaulP Gold Member Paul Peterson
Seattle, WA, USA   USA
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1973 MG MGB GT
1974 MG MGB
In reply to # 4785786 by Rick Fawthrop Here is my solution for the complexity of modern trucks. The 1993 Toyota. $400 from my older brother.

Right there w/ you Rick. I’ve been driving my ‘96 Tacoma since ‘02. It’s ‘modern’ but still pretty simple.



Edited 1 time(s). Last edit at 2024-04-16 07:58 PM by PaulP.

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Paul J Avatar
Locust Grove, OK, USA   USA
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1986 Ranger bought in 1987. No computer! Has 290 thousand miles on it and still runs fine. Took it off the road last year and just use it on the place for light work. Carbs been replaced and body's falling apart, but it's been a good truck. I wouldn't buy a new one! thumbs down



Edited 1 time(s). Last edit at 2024-04-17 09:37 AM by Paul J.

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MGUK Paul Wiley
Watton, Norfolk, UK   GBR
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Here in the UK there is a current story regarding a recent electric/battery car from a well known French company. The heater fails and then the A/C compressor fails (explodes?!!). while the car is still under warrantee. The garage finds various excuses for not immediately fixing the problem and the warrantee expires. The owner then finds the heater is needed but can now only be repaired at his cost. The result is a bill for (equiv.) $11,000 from the manufacturer.

Net result; one car a couple of years old and now going to the crusher. Not one case but many. Who needs electronics to ruin your day?

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