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P0221 Diagnostic Trouble Code Discussion for May 2007

Throttle Position Sensor 2 Circuit Performance

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Trouble Ticket Help Requests for DTC P0221
Help Request Posted
1999 Ford F-550 Super Duty Lariat 7.3L MIL Lamp on, no acceleration VIN: 1FDAF56F6X
P0221: Idle Validation/Throttle Switch 'B' Performance. ... with some problems and need some help on where to go next. The truck is our own Tire service truck. The problem began about a month ago out on a service call. The operator was shutting the PTO off and was going to leave and the truck would not accelerate a...
May 04, 2007
2003 Saturn Vue 3.0L MIL Lamp on VIN: 5GZCZ63B42
P0221: Throttle Position Sensor 2 Performance. This Saturn is setting mentioned codes very intermittently.I have read TSB # 03-06-04-043 and checked TB and connector. I drove vehicle for one week and could not duplicate problem. I have checked and moved wiring harness with no effect. I found a similar post...
May 17, 2007