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P0221 Diagnostic Trouble Code Discussion for April 2015

Throttle Position Sensor 2 Circuit Performance


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Trouble Ticket Help Requests for DTC P0221
Help Request Posted
2002 Ford E-450 Econoline Super Duty Custom 7.3L Wont accelerate VIN: 1FDWE45F32
P0221: Idle Validation/Throttle Switch 'B' Performance. Thanks in advance, not a diesel tech, so hopefully you can help me understand what may be happening here. Vehicle intermittently will not accelerate {sometimes will happen 3-6 times in a day, sometimes will go 3-4 days and not happen) i understand ivs and tps ...
April 13, 2015
2002 Ford E-450 Econoline Super Duty Custom 7.3L Wont accelerate VIN: 1FDWE45F32
P0221: Idle Validation/Throttle Switch 'B' Performance. Thanks in advance, not a diesel tech, so hopefully you can help me understand what may be happening here. Vehicle intermittently will not accelerate {sometimes will happen 3-6 times in a day, sometimes will go 3-4 days and not happen) i understand ivs and tps ...
April 14, 2015
2003 Infiniti G35 3.5L Hesitation, Cuts out, MIL Lamp on VIN: JNKCV51E63
P0221: TP or APP sensor out of range. This car will not accelerate past 1400 RPM period. The wiring diagrams from identifix do not match up with what is on the car so I am having a hard time trying to track down the 5v ref circuits. The MAF Grams per second is reading 0.0 at idle. Tried unhooking ...
April 28, 2015