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P2104 Diagnostic Trouble Code Discussion for September 2020

ETC System Malfunction - Forced Idle


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Trouble Ticket Help Requests for DTC P2104
Help Request Posted
2007 Ford Expedition Limited 5.4L Stall VIN: 1FMFU20557
P2104: TAC Forced Idle. ... us nuts. It came in with codes P2104, P2112, P2135.A tech replaced throttle body assembly. Still would set p2135 after so he replaced connector. Now I have it and it is confusing. So while watching data stream via scanner I see tps 2 volts erratic at ...
September 02, 2020