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Kimberly HendersonSep 23, 2025
Are the reel drive pressure lines pulsate during operation on my Toro Lawn Mower?
- Ssteven84Sep 23, 2025
Yes, this is a normal condition and it will vary from line to line, so no repair is necessary.
Are the reel drive pressure lines pulsate during operation on my Toro Lawn Mower?
Yes, this is a normal condition and it will vary from line to line, so no repair is necessary.
What to do if my Toro 04351 Lawn Mower engine will not start?
If your Toro Lawn Mower engine won't start, the issue could stem from a faulty ignition system or an empty fuel tank. The starter system might also be malfunctioning, or there could be a problem with the carburetor fuel solenoid. Fill the fuel tank, check the connections, solenoid, starter motor, and ignition switch. Check the solenoid and wiring.
Why does the engine cranks but does not start on my Toro 04351 Lawn Mower?
If the engine cranks but does not start when the shift selector and mow pedal are in neutral, the cause may be unrelated to the interlock wiring system. The rear camshaft might be misadjusted, the engine or rectifier plug could be loose, the 'I' terminal wire of the key switch may be loose, there might be engine trouble or the fuel tank could be empty, or the parking brake kill relay may be damaged. Adjust the camshaft, connect the wire, determine the problem and correct it, or replace the relay.
What if my Toro Lawn Mower cranks but doesn't start in neutral?
If your Toro Lawn Mower engine cranks but doesn't start when the shift selector and mow pedal are in neutral, first, all interlock switches are okay, proceed to the next cause. The rear camshaft might be misadjusted, so adjust it. The engine or rectifier plug could be loose, so connect the wire. The “I” terminal wire of the key switch may also be loose, so connect the wire. There may be engine trouble, or the fuel tank might be empty; determine the problem and correct it. Lastly, the parking brake kill relay could be damaged, so replace the relay.
Why does my Toro 04351 Lawn Mower engine lose power?
If your Toro Lawn Mower engine loses power, several factors could be the reason. The fuel tank might be empty, so fill it up. A fuel line could be clogged, or there might be debris in the fuel tank; in this case, clean the fuel tank and use clean gasoline. The fuel filter may also be clogged, requiring a replacement. Check the oil level in the crankcase and add oil if it's low, or replace the oil if it's incorrect. Other potential issues include a malfunctioning carburetor fuel solenoid (check the solenoid and wiring), an incorrectly set throttle cable (repair as necessary), a closed choke (readjust it), a plugged air cleaner element (replace it and service more frequently), or a carburetor malfunction (repair as necessary). Ignition malfunctions, debris-plugged cooling fins, internal engi...
Why is my Toro 04351 Lawn Mower engine losing power?
Your Toro Lawn Mower engine may be losing power due to several reasons: the fuel tank could be empty, a fuel line could be clogged, the fuel filter might be blocked, the oil level could be low or incorrect, there may be a carburetor fuel solenoid issue, the throttle cable could be incorrectly set, the choke may be closed, the air cleaner element could be plugged, there might be carburetor or ignition malfunctions, the cooling fins could be plugged, there could be an internal engine malfunction, the pump coupling may be loose, or the hydraulic system may be malfunctioning. Check these components and repair as necessary. For example, fill the fuel tank if it is empty, clean it if there is debris, or replace the fuel filter if it's clogged. Add oil to the proper level, or replace it with the ...
Why does the mow pedal will not stay down on my Toro 04351?
If the mow pedal will not stay down unless it is held down with your foot, the rear camshaft may be misadjusted, or the #2 spool detent could be malfunctioning. Adjust the camshaft, or remove and repair the #2 spool detent.
Why is my Toro Lawn Mower shift lever binding?
If the shift lever is binding, the #4 spool detent assembly may be lacking lubrication. Remove the valve bank, disassemble the detent assembly and repair it.
Why is there no #1 or reverse speed on my Toro 04351?
If your Toro Lawn Mower's hydraulic system has no #1 or reverse traction speed, but #2 speed is normal, it could be due to a damaged or missing disc seal between the #3 and #4 valve sections; remove the valve bank and replace the disc seal. Another possibility is that the poppet inside the #4 spool is stuck open or off its seat; in this case, remove the valve bank and repair the #4 spool section.
Why is there no traction on my Toro Lawn Mower?
If there is no traction or it is slow in all selections on your Toro Lawn Mower, consider the following potential causes: The brakes may be dragging, so determine the cause and repair it. The o-ring seals around the traction relief cartridge or inlet sleeve in the #4 spool valve may be faulty, causing fluid leakage; in this case, replace the o-rings after removing the relief and inlet sleeve. A traction motor(s) might be worn or weak, requiring testing, repair, or replacement. The pump could be excessively worn, so test to verify and then repair or replace it. Finally, the traction relief in the #4 spool valve may be open; remove, repair, or replace it.
General| Brand | Toro |
|---|---|
| Model | 04351 |
| Category | Lawn Mower |
| Language | English |
