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P0123 Diagnostic Trouble Code Discussion for April 2009

Throttle Position Sensor/APPS High


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Trouble Ticket Help Requests for DTC P0123
Help Request Posted
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0123: Throttle Position Sensor Circuit High Voltage. 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
P0123: Throttle Position Sensor Circuit High Voltage. 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 Volvo S70 2.4L Misfire VIN: YV1LS5585W
P0123: TPS signal high. ... overdrive up arrow on dash and also the winter/economy bottom on center console flashing. I checked for codes and found P0123, P0120, P0300, P0302, P0305, and 2 other codes for the air injection system. I disconnected the ba...
April 24, 2009
1998 Dodge Ram 2500 Truck 5.9L RPM races up VIN: 3B7KF2666W
P0123: Throttle Position Sensor Circuit High Voltage. 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
P0123: Throttle Position Sensor Circuit High Voltage. 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 Volvo S70 2.4L Misfire VIN: YV1LS5585W
P0123: TPS signal high. ... overdrive up arrow on dash and also the winter/economy bottom on center console flashing. I checked for codes and found P0123, P0120, P0300, P0302, P0305, and 2 other codes for the air injection system. I disconnected the ba...
April 24, 2009