You select the required module (FACM in this case), then press the reset. It may be worth trying that. I know of no harm to be done by removing the MAF. A lot of people have done this, it is a way of testing the MAF as it goes into a default mode while disconnected.
5. Rotate the emergency mechanical key to position 0. 6. Remove the emergency mechanical key from the ignition lock cylinder. The keyless vehicle module is now in passive key diagnosis mode. The module will remain in diagnosis mode for 30 seconds or until the ignition lock cylinder is rotated to position II.
hi, my son has a problem with his 2002 focus central locking, i am thinking of buying a used GEM module from ebay, can anyone tell me what affect this will have on his keys. he currently has one 3 button remote key and one standard flat key. will i need to reprogram them using the 4 times on off
FOC Supporters. 13.6k. Name: Ian. Ford Model: Hyundai ioniq milk float. Ford Year: 2020. UK/Ireland Location: Worcestershire. Posted February 24, 2018. the fault that puts the mil light on is stored in pcm memory that doesnt require battery to keep. why dont you buy a cheap code reader , see why the light is on and if required clear the code