× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Ignition theory
Posted to Technical Theory Forum on 2/11/2021 4 Replies

Hi Mark,

TIPM is the bus master on these. If it was a GM you'd call it the "power mode master", it's the module that controls power moding to everything else.

The WCM verifies the key for the immobilizer system and reports ignition switch state to the TIPM... Login to read more.

4 Replies Received (View Replies)