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P0121 Diagnostic Trouble Code Discussion for May 2005

Throttle Position Sensor Does Not Agree With MAP


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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
1999 Jeep Wrangler Sport 4.0L Cuts out, MIL Lamp on VIN: 1J4FY19S3X
P0121: Throttle Position Sensor Does Not Agree With MAP. This jeep has a P0121 that comes on intermittently. It is accompanied by a couple heavy misses or bucks. The tps and map powers, grounds and signals are at specs, and the connections seem tight. The throttle cable and linkage are not binding. The map and my va...
May 18, 2005