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P0121 Diagnostic Trouble Code Discussion for May 2013

Throttle Position Sensor Does Not Agree With MAP

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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
1997 Dodge Ram 1500 ST 5.9L Hesitation
P0121: TPS Does Not Agree With MAP. ... this 97 Ram 1500 pickup with a 5.9. Has a hesitation on acceleration off of idle because the TPS is reading 3.5 volts throttle closed at idle. It does progress up to 4.5 volts as you press the throttle wide open. TPS has been replaced with same results. My...
May 25, 2013