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P1121 Diagnostic Trouble Code Discussion for January 2010

Electronic Throttle Control Actuator Malfunction


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Trouble Ticket Help Requests for DTC P1121
Help Request Posted
2004 Kia Sorento EX 3.5L MIL Lamp on VIN: KNDJC733X4
P1121: Throttle Position Signal Circuit Malfunction. ... with 2004 Kia Sorento EX (85,620 miles) Came in last week for a bad shifting trans, collected code P1121 TPS signal circuit. followed MOD5 test .TPS had no glitches, check wiring to TPS and wiggle tested OKAY Checked wiring from ECM to TCM no breaks all lo...
January 12, 2010
1998 Subaru Legacy Outback 2.5L MIL Lamp on VIN: 4S3BC6853W
P1121: Neutral Position Switch Circuit Low Input. I replaced the heater core and had to deal with an after market alarm wiring and aftermarket radio. everything works now but the engine light is flashing and when the engine is not actually running I lose communications with the engine controller. also with ke...
January 18, 2010
2004 Kia Sorento EX 3.5L MIL Lamp on VIN: KNDJC733X4
P1121: Throttle Position Signal Circuit Malfunction. ... with 2004 Kia Sorento EX (85,620 miles) Came in last week for a bad shifting trans, collected code P1121 TPS signal circuit. followed MOD5 test .TPS had no glitches, check wiring to TPS and wiggle tested OKAY Checked wiring from ECM to TCM no breaks all lo...
January 12, 2010
1998 Subaru Legacy Outback 2.5L MIL Lamp on VIN: 4S3BC6853W
P1121: Neutral Position Switch Circuit Low Input. I replaced the heater core and had to deal with an after market alarm wiring and aftermarket radio. everything works now but the engine light is flashing and when the engine is not actually running I lose communications with the engine controller. also with ke...
January 18, 2010