Five Hundred AWD V6-3.0L VIN 1 (2005)
Since the IPC and main controller share the same processor, they are subject to a number of potential common failure modes. Therefore, the
E-Quizzer processor was added to redundantly monitor selected PCM inputs and to act as an intelligent watchdog and monitor the performance of the
IPC and the main processor. If it determines that the IPC function is impaired in any way, it takes appropriate Failure Mode and Effects Management
(FMEM) actions.
Electronic Throttle Monitor Operation:
