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P1122 Diagnostic Trouble Code Discussion for August 2012

Electronic Throttle Control Actuator Malfunction


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Trouble Ticket Help Requests for DTC P1122
Help Request Posted
1999 GMC K1500 Suburban SLE 5.7L MIL Lamp on VIN: 3GKFK16R2X
P1122: TP Sensor Circuit Intermittent Low Voltage. ... Scanner I get three codes – P0122 –Throttle Position Sensor Low Voltage: and P1122 – Throttle Position Sensor Intermittent Low Voltage. The car stumbles under low RPM load and seems to have less power than normal. Compression numbers are good. Fuel pressur...
August 06, 2012