Part Location Diagram of 1258405-S Kohler Module, Ignition
See part N-20 in the diagram
( Grid squares measure 1x1 inch )

Module, Ignition 1258405-S

Manufactured by:
Kohler
ERP Number:
ERP9886122
Part Number:
1258405-S
Original Equipment Manufacturer ?
In Stock
Delivers in 3-5 Business Days!

A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?

Does this part fit my model?

Need help finding your model number?

Product Description

?

This part is an OEM from Kohler and Toro for use with Lawn Mowers. The ignition module generates the voltage for the spark plug. This part is sold individually. The most common reason for replacing the ignition coil is when the engine won't start or is hard to start. The tools that you will need to replace the ignition module is a screwdriver, nut driver and a socket wrench.

Troubleshooting

This part works with the following brands:
  • Kohler
  • Exmark
  • Toro
This part works with the following products:
  • Engine
  • Lawn Mower
Part# 1258405-S replaces these:
12 584 05-S,

Customer Part Reviews

?
5.0
Average Rating (out of 5):
★★★★★
★★★★★
(1 Review)
Click to filter by ratings:
  • 5 stars
    1
  • 4 stars
    0
  • 3 stars
    0
  • 2 stars
    0
  • 1 star
    0
  • 1
Sort by:  
Sorry, we couldn't find any existing reviews that matched. Try using some different or simpler keywords.

Questions & Answers

?

Our customer Service team is at the ready daily to answer your part and product questions.

We're sorry, but our Q&A experts are temporarily unavailable.
Please check back later if you still haven't found the answer you need.

Ask our Team

We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.

Does this fit my product?

Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

30 - 60 mins 

(1 rated repair) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

Mouse ate the primary wire, the needle Valve was leaking and filled the crankcase with gasoline

mark from Canaan, New York

5 of 5 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Nutdriver
Replaced the magneto, cleaned and rebuilt the carb, using a q-tip in a screwgun to polish and clean the float valve seat. Then did the oil change. Ran like new!!
Did you find this story helpful?
Thank you for voting!
  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9886122
Manufacturer Part Number: 1258405-S
Brand Model Number Description
Kohler 1925 Engine
Kohler 27512 Engine - Basic
Kohler 27513 Engine - Scag
Kohler 27521 Engine - Medart
Kohler 27524 Engine - Basic
Kohler 27526 Engine - Scag
Kohler 27530 Engine - Gardner
Kohler 27537 Engine - Marketing
Kohler 27540 Engine - Cpd
Kohler 27543 Engine - John Deere
Toro 30114 Lawn Mower - Lawn Mower
Toro 30156 Lawn Mower - Lawn Mower
Toro 30157 Lawn Mower - Lawn Mower
Toro 30194 Lawn Mower - Mid-Size Proline Gear, 13 Hp W/ 36-In. Sd Mower, 2002
Kohler 41608 Engine - Exmark
Kohler 44553 Engine - Command Pro Single-Ch Series Engine
Kohler CH11-1600 Engine - Engine
Kohler CH11-1601 Engine - Command Pro Engine
Kohler CH11-16101 Engine - Command Pro Engine
Kohler CH11-16104 Engine - Command Pro Engine
Kohler CH11-16107 Engine - Command Pro Engine
Kohler CH11-1611 Engine - Engine
Kohler CH11-16118 Engine - Command Pro Engine
Kohler CH11-16123 Engine - Command Pro Engine
Kohler CH11-16129 Engine - Engine
Kohler CH11-16131 Engine - 11 HP Engine
Kohler CH11-16138 Engine - 11 HP Engine
Kohler CH11-16144 Engine - 11 HP Engine
Kohler CH11-16146 Engine - 11 HP Engine
Kohler CH11-1616 Engine - Engine