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P2106 Diagnostic Trouble Code Discussion for November 2020

Electronic Throttle Control - Forced Limited Power


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Trouble Ticket Help Requests for DTC P2106
Help Request Posted
2004 Ford F-150 FX4 5.4L Stall, Misfire, MIL Lamp on VIN: 1FTPW14524
P2106: Tac system forced limited power. This one is running the LTFT up to 30 on one bank and 18 on the other. It definitely needs an injector as it is at 4 ohms, however, there must be something else wrong. The fuel pump driver module was only getting 6 volts so I thought that would resolve it ...
November 03, 2020