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P0121 Diagnostic Trouble Code Discussion for June 2012

Throttle Position Sensor Does Not Agree With MAP


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Trouble Ticket Help Requests for DTC P0121
Help Request Posted
2006 Toyota Sienna LE 3.3L Misfire, MIL Lamp on VIN: 5TDZA23C46
P0121: Throttle/Pedal Position Sensor/Switch 'A' Signal Performance. ... Vehicle came in with a light misfire. Also had multiple codes stored. Cleared codes and P0305 comes back immidiately. Misfire data shows a constant misfire count. Performed a tune up due to original plugs. Swapped coil to #6 hole, to see if miss changed cy...
June 01, 2012
2004 Kia Rio 1.6L Poor Idle Quality VIN: KNADC12554
P0121: Throttle Position Sensor/Switch 'A' Circuit Range/Performance. Hello IATN, I have a 2004 Kia Rio with a surging idle. This car has been an issue for a while now with running rough and throwing O2S codes. The customer brought it back to us earlier in the week and couldn't drive over 20MPH. Brought the car in and scaned it ...
June 02, 2012
2006 Toyota Sienna LE 3.3L Misfire, MIL Lamp on VIN: 5TDZA23C46
P0121: Throttle/Pedal Position Sensor/Switch 'A' Signal Performance. ... Vehicle came in with a light misfire. Also had multiple codes stored. Cleared codes and P0305 comes back immidiately. Misfire data shows a constant misfire count. Performed a tune up due to original plugs. Swapped coil to #6 hole, to see if miss changed cy...
June 07, 2012
2003 Cadillac CTS 3.2L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1G6DM57N13
P0121: TP Sensor 1-2 Correlation Error. we have tested all app and tps readings unable to duplicate readings that indicate an issue. have performed wiggle with no response. checked all ref voltage. very hard to duplicate with out driving
June 28, 2012