Join Now
International Automotive Technicians Network

P1121 Diagnostic Trouble Code Discussion for August 2009

Electronic Throttle Control Actuator Malfunction


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 P1121
Help Request Posted
1999 Kia Sportage 2.0L Hesitation, Stall, MIL Lamp on VIN: KNDJA7232X
P1121: Throttle Position Signal Circuit Malfunction. Customer complains of no power. No acelleration. Check engine light is on. They checked code and had cam sensor input circuit code present. I have only had the two codes listed appear during my checks. Totally lost on this one. Any suggestions will be apprecia...
August 10, 2009
2002 Toyota Camry SE 2.4L Hesitation, MIL Lamp on VIN: 4T1BE30K22
P1121: accelerator paedal position sensor range. ... when the check engine light came on and the vehicle began to lose power. The engine ran fine but would not respond to pressing down the gas pedal. After an hour of waiting for the tow truck the vehicle was back to normal. The throttle body was cleaned at a...
August 10, 2009
1999 Kia Sportage 2.0L Hesitation, Stall, MIL Lamp on VIN: KNDJA7232X
P1121: Throttle Position Signal Circuit Malfunction. Customer complains of no power. No acelleration. Check engine light is on. They checked code and had cam sensor input circuit code present. I have only had the two codes listed appear during my checks. Totally lost on this one. Any suggestions will be apprecia...
August 11, 2009
1999 Kia Sportage 2.0L Hesitation, Stall, MIL Lamp on VIN: KNDJA7232X
P1121: Throttle Position Signal Circuit Malfunction. Customer complains of no power. No acelleration. Check engine light is on. They checked code and had cam sensor input circuit code present. I have only had the two codes listed appear during my checks. Totally lost on this one. Any suggestions will be apprecia...
August 10, 2009
2002 Toyota Camry SE 2.4L Hesitation, MIL Lamp on VIN: 4T1BE30K22
P1121: accelerator paedal position sensor range. ... when the check engine light came on and the vehicle began to lose power. The engine ran fine but would not respond to pressing down the gas pedal. After an hour of waiting for the tow truck the vehicle was back to normal. The throttle body was cleaned at a...
August 10, 2009
1999 Kia Sportage 2.0L Hesitation, Stall, MIL Lamp on VIN: KNDJA7232X
P1121: Throttle Position Signal Circuit Malfunction. Customer complains of no power. No acelleration. Check engine light is on. They checked code and had cam sensor input circuit code present. I have only had the two codes listed appear during my checks. Totally lost on this one. Any suggestions will be apprecia...
August 11, 2009