Search results
Jul 16, 2014 · When you turn the key to the off position is creates a circuit between the M terminal on the key switch to the metal housing of the switch to ground, or a path between M and G if the switch is not otherwise grounded. In other words, turning off the key is the same as touching the end of the ground wire from the ignition module to the mower frame.
- Export Thread
In other words I am done using the lawn mower turn the key...
- Export Thread
There should be no spark. If a spark appears, inspect the stop switch for damage. Place the stop switch control in RUN or START position. If the engine is not connected to the equipment, make sure the stop switch wire is not grounded. Attempt to start the engine. A spark should be visible in the tester. If no spark appears, check for broken ...
May 26, 2020 · Ok so my Craftsman lawn mower was working fine until this morning. It is a 2002 mower with a 6 ½ HP Briggs & Stratton Model123K02-02260E1 engine. I used my spark tester hooked up to the spark plug and there was no spark. So then I hooked the tester directly to the block and there was spark. I changed plugs but still the same results.
Jul 11, 2022 · It contains your safety system. It is not an ECU (engine control unit), meaning it does not control the engine. All it does is ground the ignition coils if the safety system calls for it. SO....if you suspect an issue with it, find the black wire going into your engine harness and unplug it. This will remove the ground from your ignition coils.
May 6, 2012 · But, before you buy a module you probably should do some testing. The interlock module only has 4 wires and one is ground. It should not be difficult to see what is not working. Once you find out what is wrong, you may be able to duplicate the function with a simple relay for a lot less than a new module. Gerald
Place the stop switch control in RUN or START position. If the engine is not connected to the equipment, make sure the stop switch wire is not grounded. Attempt to start the engine. A spark should be visible in the tester. If no spark appears, check for broken wires, shorts, grounds or a defective stop switch. Once you have confirmed that the ...
Jun 6, 2013 · This function is carried out by a SCR (silicon control rectifier). The switch is generally linked to a diode for the reverse current. * Sensor: The goal of the sensor is to synchronize the spark with the engine rotation. For the small motor, the sensor detects a bump at each engine revolution.
