Join Now
International Automotive Technicians Network

P0121 Diagnostic Trouble Code Discussion for March 2008

Throttle Position Sensor Does Not Agree With MAP


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0121
Help Request Posted
2000 Jaguar XJ8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJFA24C4Y
P0121: tps sensor circuit range performance problem. ... i've got an xj8 model year 2000 , a very intermittent , you can drive for 100 km before it acts up with the problem, mil on, dtc in generic obd 2 p0121 , goes into limp mode, fail safe on display plus trac not available-- typical behavior , rpm limited to...
March 02, 2008
2006 Hyundai Santa Fe GLS 2.7L MIL Lamp on VIN: KM8SC13D76
P0121: Throttle Position Sensor/Switch 'A' Circuit Range/Performance. hello all you hyundai technicans out there,i got this santa fe that is turrning the mil light on with code po121.the only info i can find is on mitchell.i followed the diag procdure which is to ohm the tps.pins 1&2 which is a steady 1.85 k ohms all through...
March 11, 2008
1999 Jaguar XK8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJGX2047Z
P0121: tps circuit range / performance. ... a customer recently brought in for the first time and his concern was display reads "failsafe engine mode" and would not go over 20mph. We noticed it did infact not go over 20mph, had a code P0121 (TPS circuit range), and at the time with a weak ba...
March 13, 2008
1998 Hyundai Accent GL 1.5L Surge VIN: KMHVF21NXW
P0121: tps/maf logic incorrect. Hello everyone I could sure use some help with this one car came in with complaint of lack of power and surge at hiway speeds no MIL light on. First plan of attack involved replacing burnt out MIL bulb clearing codes and road test.No codes returned but drivabi...
March 14, 2008
2000 Jaguar XJ8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJFA24C4Y
P0121: tps sensor circuit range performance problem. ... i've got an xj8 model year 2000 , a very intermittent , you can drive for 100 km before it acts up with the problem, mil on, dtc in generic obd 2 p0121 , goes into limp mode, fail safe on display plus trac not available-- typical behavior , rpm limited to...
March 20, 2008
2000 Jaguar XJ8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJFA24C4Y
P0121: tps sensor circuit range performance problem. ... i've got an xj8 model year 2000 , a very intermittent , you can drive for 100 km before it acts up with the problem, mil on, dtc in generic obd 2 p0121 , goes into limp mode, fail safe on display plus trac not available-- typical behavior , rpm limited to...
March 02, 2008
2006 Hyundai Santa Fe GLS 2.7L MIL Lamp on VIN: KM8SC13D76
P0121: Throttle Position Sensor/Switch 'A' Circuit Range/Performance. hello all you hyundai technicans out there,i got this santa fe that is turrning the mil light on with code po121.the only info i can find is on mitchell.i followed the diag procdure which is to ohm the tps.pins 1&2 which is a steady 1.85 k ohms all through...
March 11, 2008
1999 Jaguar XK8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJGX2047Z
P0121: tps circuit range / performance. ... a customer recently brought in for the first time and his concern was display reads "failsafe engine mode" and would not go over 20mph. We noticed it did infact not go over 20mph, had a code P0121 (TPS circuit range), and at the time with a weak ba...
March 13, 2008
1998 Hyundai Accent GL 1.5L Surge VIN: KMHVF21NXW
P0121: tps/maf logic incorrect. Hello everyone I could sure use some help with this one car came in with complaint of lack of power and surge at hiway speeds no MIL light on. First plan of attack involved replacing burnt out MIL bulb clearing codes and road test.No codes returned but drivabi...
March 14, 2008
2000 Jaguar XJ8 4.0L Poor Idle Quality, MIL Lamp on VIN: SAJFA24C4Y
P0121: tps sensor circuit range performance problem. ... i've got an xj8 model year 2000 , a very intermittent , you can drive for 100 km before it acts up with the problem, mil on, dtc in generic obd 2 p0121 , goes into limp mode, fail safe on display plus trac not available-- typical behavior , rpm limited to...
March 20, 2008