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P0121 Diagnostic Trouble Code Discussion for April 2009

Throttle Position Sensor Does Not Agree With MAP


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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0121: Throttle Position Sensor Does Not Agree With MAP. 98 Dodge Diesel will start to idle up on its own without any throttle input. When it occurs, charging system is at 14 volts, at gauge, at battery and on scan tool BUT the ECM battery volts, on the scan tool, reads up to 22volts and climbs to 30 volts!! At that...
April 16, 2009
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0121: Throttle Position Sensor Does Not Agree With MAP. 98 Dodge Diesel will start to idle up on its own without any throttle input. When it occurs, charging system is at 14 volts, at gauge, at battery and on scan tool BUT the ECM battery volts, on the scan tool, reads up to 22volts and climbs to 30 volts!! At that...
April 21, 2009
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0121: Throttle Position Sensor Does Not Agree With MAP. 98 Dodge Diesel will start to idle up on its own without any throttle input. When it occurs, charging system is at 14 volts, at gauge, at battery and on scan tool BUT the ECM battery volts, on the scan tool, reads up to 22volts and climbs to 30 volts!! At that...
April 16, 2009
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0121: Throttle Position Sensor Does Not Agree With MAP. 98 Dodge Diesel will start to idle up on its own without any throttle input. When it occurs, charging system is at 14 volts, at gauge, at battery and on scan tool BUT the ECM battery volts, on the scan tool, reads up to 22volts and climbs to 30 volts!! At that...
April 21, 2009