Allison Transmission Neutral Safety Switch Replacement

Defeo is not affiliated with or sponsored by allison transmission inc.

Allison transmission neutral safety switch replacement.

Allison transmission detent lever neutral safety switch. The switch is located in two places on the vehicle. A neutral safety switch works just like a clutch switch except that it keeps an automatic transmission from starting in gear. Proposition 65 requires california to publish a list of chemicals known to cause cancer birth defects or other reproductive harm.

Factory trained by allison transmission on all on hwy products including the hybrid electric drive verified hello and thanks for using just answer my name is xxxxx xxxxx i would like to help you with your question the internal switch is called an ims switch. Next you ll need to remove the vb this can be done by disconnecting the harness and removing the 15 bolts marked in yellow in the image to. Some of the symptoms of failure include but are not limited to no start condition gear shift indicator on dash not following properly trans stuck in limp mode or fail safe dtc s set indicating pressure switch codes this switch easily installs with just common hand tools. 1 drain the fluid and drop the pan.

The neutral safety switch will allow the engine to start with the transmission selector in park and neutral. And is not an authorized allison dealer or oem manufacturer for allison transmissions inc. Ims internal mode switch removal and replacement the following is a quick guide to dropping the valve body and replacing the ims. I was having problems with my transmission and one day i went to get in it and it said shift inhibited return to neutral to reset and after doing some rese.

Defeo has a. Alsn is the world s largest manufacturer of fully automatic transmissions for medium and heavy duty commercial vehicles and is a leader in hybrid propulsion systems for city buses. Start by draining the fluid and removing the oil pan.