The car from hell...

DpD, its parcel delivery service. Money is good but I will be working out of town.

This reminds me of a joke. A man starts his new job as a taxi driver and gets his first rider of the day and sets out to his destination. Within a short distance, the passenger taps him on the shoulder from the back seat and suddenly the driver veers off the road and crashes into a building. Neither man was hurt, and as they get out of the car to survey the damage, the passenger apologizes for startling the driver and causing this accident. The driver then tells him, it is he who should apologize and that it was his first day on the job after working his last job for 20+ years. The passenger asked him what his last job was. He told him he previously drove a hearse.
 
I posted what I could find from my notes. I had very little data on W245/B200.

An "implausible signal" is one that doesn't make sense in the context of the system -- for example a signal voltage that is outside of the normal range of a sensor.

I gathered that, In the case of almost all of my computer generated or even basic equipment, ALL failures are due to Implausible reasons.,

Take for example my lawn tractor. New battery, it cranks nicely now, Only problems are wear and tear and weather affected parts.. The other week I got plenty of cranking as I had to improvise on a choke, since the choke cable got stuck and finally pulled it's last pull until I buy a new one. LOL I removed the air cleaner, stuffed a rag over the carb and hit the key until it fired up and took fuel enough for me to remove the rag. Reinstalled air cleaner and cut 95% of our yard. Like a dummy, I shut off the tractor to move my vehicle off the lawn to cut the patch it was parked over. Went to start tractor and not a peep. Been sitting in same spot for 2 weeks. I likely could have jumped the solenoid to finish the job but I didn't.

aS FOR gAS VS DIESEL, AT. That diagram still tells me something. ( As I am used to working on cars by eyeballing stuff and looking for things such as mouse chewed wires, burns, fuses, etc,) At least you can see a possible idea of possible parts despite them being in possibly a different spot or none at all due to diesel.

I would begin by checking continuity of wires and looking for shorts or ground issues etc. This is what I likely have to do on the lawn tractor.
 
Wrong engine. I think engine 266.960 is the gasoline version.

I posted what I could find from my notes. I had very little data on W245/
I gathered that, In the case of almost all of my computer generated or even basic equipment, ALL failures are due to Implausible reasons.,

Take for example my lawn tractor. New battery, it cranks nicely now, Only problems are wear and tear and weather affected parts.. The other week I got plenty of cranking as I had to improvise on a choke, since the choke cable got stuck and finally pulled it's last pull until I buy a new one. LOL I removed the air cleaner, stuffed a rag over the carb and hit the key until it fired up and took fuel enough for me to remove the rag. Reinstalled air cleaner and cut 95% of our yard. Like a dummy, I shut off the tractor to move my vehicle off the lawn to cut the patch it was parked over. Went to start tractor and not a peep. Been sitting in same spot for 2 weeks. I likely could have jumped the solenoid to finish the job but I didn't.

aS FOR gAS VS DIESEL, AT. That diagram still tells me something. ( As I am used to working on cars by eyeballing stuff and looking for things such as mouse chewed wires, burns, fuses, etc,) At least you can see a possible idea of possible parts despite them being in possibly a different spot or none at all due to diesel.

I would begin by checking continuity of wires and looking for shorts or ground issues etc. This is what I likely have to do on the lawn tractor.

MBZ commonly uses a sensor on the high pressure side of the injection system, but not all models use a low side (supply) pressure sensor. Some models will even produce a fault for a sensor that is not present on certain models/chassis.

Your tractor sound like fuel restriction from the "gelatin" that alcohol fuels produce during storage...
 
I gathered that, In the case of almost all of my computer generated or even basic equipment, ALL failures are due to Implausible reasons.,

Take for example my lawn tractor. New battery, it cranks nicely now, Only problems are wear and tear and weather affected parts.. The other week I got plenty of cranking as I had to improvise on a choke, since the choke cable got stuck and finally pulled it's last pull until I buy a new one. LOL I removed the air cleaner, stuffed a rag over the carb and hit the key until it fired up and took fuel enough for me to remove the rag. Reinstalled air cleaner and cut 95% of our yard. Like a dummy, I shut off the tractor to move my vehicle off the lawn to cut the patch it was parked over. Went to start tractor and not a peep. Been sitting in same spot for 2 weeks. I likely could have jumped the solenoid to finish the job but I didn't.

aS FOR gAS VS DIESEL, AT. That diagram still tells me something. ( As I am used to working on cars by eyeballing stuff and looking for things such as mouse chewed wires, burns, fuses, etc,) At least you can see a possible idea of possible parts despite them being in possibly a different spot or none at all due to diesel.

I would begin by checking continuity of wires and looking for shorts or ground issues etc. This is what I likely have to do on the lawn tractor.
I posted what I could find from my notes. I had very little data on W245/


MBZ commonly uses a sensor on the high pressure side of the injection system, but not all models use a low side (supply) pressure sensor. Some models will even produce a fault for a sensor that is not present on certain models/chassis.

Your tractor sound like fuel restriction from the "gelatin" that alcohol fuels produce during storage...
Oh, yes. The diagram told me lots, it was great information. I now know that whatever fuel pressure sensor/regulator there is on the low pressure side is in the pump. I also decided that I'm not going to take down the tank, I'll try to sell it as is and take the loss.
 
I suspect a good number of our members are old enough to remember some now outdated equipment that was vital for cars and even stuff like some of my old chainsaws. Points and Condensers.

This story dates back to my Service Writer days at a Porsche/ Audi dealer. I drove a 1972 Datsun 510. One day after work I was headed out on my 3 mile ride home. I only got a few blocks away when the car died. I was able to get it back to the shop and for a day or 2 the mechanics all took turns along with my own help to pin point the problem. Long story short, the one old timer 40 something year old guy who most of the other techs viewed as a dinosaur too dumb to diagnose much on the Audi's etc, located the problem and it was a very easy fix. It had a dual point distributor I was running on a single point like the original ones in '68 had. From the time I started and began to run the car till it decided to stop, the points got a burn hot spot which manifested itself into a stuck condition and would not open and thus caused the car to stop.

Replaced it and had my $3 fix. Ran like a champ.
 
View attachment 74048


1 Activated charcoal filter
2 Fuel tank
A1 Instrument cluster
A1e26 CHECK ENGINE indicator lamp (with Code (494) USA version)
A1e58 Engine diagnosis indicator lamp (not with Code (494) USA version )
A16 Knock sensor
B4/3 Tank pressure sensor (with Code (494) USA version)
B6/1 Camshaft Hall sensor
B11/4 Coolant temperature sensor
B17 Intake air temperature sensor
B28 Pressure sensor
B28/5 Pressure sensor downstream of air filter (not on engine 266.960)
B28/6 Pressure sensor upstream of throttle valve actuator (not on engine 266.960)
B37 Accelerator pedal sensor
G2 Alternator
G3/1 O2O2 sensor downstream of TWC [KAT]
G3/2 O2O2 sensor upstream of TWC [KAT]
K100kI Air pump relay (with Code (494) USA version)
K100kK Fuel pump relay
K100km Starter relay
L5 Crankshaft position sensor
M1 Starter
M3/3 Fuel pump with fuel level sensor
M4/7 Engine and AC electric suction fan with integrated control
M16/6 Throttle valve actuator
M33 Electrical air pump (with Code (494) USA version)
N2/7 Restraint systems control unit
N3/10 ME-SFI [ME] control unit
N15/5 Electronic selector lever module control unit (with transmission 722.8)
N22 AC control and operating unit (with code (580) Automatic air conditioning)
N22/7 Comfort AC control and operating unit (with code (581) Comfort automatic air conditioning)
N47-5 ESP and BAS control unit
N73 EIS [EZS] control unit
N80 Steering column module
N93 Central gateway control unit (up to 31.8.05)
S40/3 Clutch pedal switch (on transmission 711.6 or 716.5)
S40/4 CC pushbutton switch (with Code (440) cruise control)
S40/5 Start enable clutch pedal switch (with transmission 711.6 or 716.5 and Code (494) USA version)
S43/1 Oil pressure switch
S43/2 High oil pressure switch (not on engine 266.960)
T1/1 Cylinder 1+2 ignition coil
T1/2 Cylinder 3+4 ignition coil
X11/4 Data link connector
Y3/9 CVT (continuously variable automatic transmission) electric control unit (with transmission 722.8)
Y16/2 Heating system shutoff valve (not on engine 266.960)
Y31/5 Boost pressure control pressure transducer (not on engine 266.960)
Y32 Air pump switchover valve (with Code (494) USA version)
Y58/1 Purge control valve
Y58/4 Activated charcoal filter shutoff valve (with Code (494) USA version)
Y62 Fuel injection valves
Y101 Divert air switchover valve (not on engine 266.960)
CAN Controller Area Network (data bus/CAN bus) (CAN)
Is this another Headfirst amp mod... :eek:
 
Your tractor sound like fuel restriction from the "gelatin" that alcohol fuels produce during storage...

Actually Robert, I really doubt it is a fuel issue. I only add about a gallon or so every few weeks for each cut. I turn the key and get no sounds whatsoever. I am pretty sure I have a wonky ignition or safety switch for the parking brake. I already disconnected the seat safety switch years ago to get spark again after speaking to a Toro Tech at one local dealer, he even Xeroxed the electrical section of the service manual for me. I have to hunt for that electrical breakdown up at my house somewhere. Of course my tractor is here with me an hour away at my fiancee's house. At least my Multi meters are here so I can check for voltages, continuity etc,
 
This reminds me of a joke. A man starts his new job as a taxi driver and gets his first rider of the day and sets out to his destination. Within a short distance, the passenger taps him on the shoulder from the back seat and suddenly the driver veers off the road and crashes into a building. Neither man was hurt, and as they get out of the car to survey the damage, the passenger apologizes for startling the driver and causing this accident. The driver then tells him, it is he who should apologize and that it was his first day on the job after working his last job for 20+ years. The passenger asked him what his last job was. He told him he previously drove a hearse.
I had that happen to me people touch me whilst driving but I didn’t have the crush. Other times I had woman grab my steering wheel out of nowhere while I was driving…. She was drunk and she embarrassed her family by her actions…

Had someone honk my horn ( not the horn you are thinking) lol
 
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