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P2104 Diagnostic Trouble Code Discussion for October 2013

ETC System Malfunction - Forced Idle

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Trouble Ticket Help Requests for DTC P2104
Help Request Posted
2005 Lincoln Town Car Signature Limited 4.6L No throttle response VIN: 1LNHM82W65
P2104: TAC system forced idle. ... Customer said that the alternator was overcharging and he replaced it himself. As soon as he reconnected the battery, the car wouldn't accelerate past idle. It had the 3 codes listed above when it got to the shop and the little wrench was illuminated as we...
October 30, 2013