Possible causes – Faulty Coolant Flow Control Valve Position Sensor– Coolant Flow Control Valve Position Sensor harness is open or shorted– Coolant Flow Control Valve Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon
Possible causes – Faulty Coolant Flow Control Valve Position Sensor– Coolant Flow Control Valve Position Sensor harness is open or shorted– Coolant Flow Control Valve Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon
Possible causes – Faulty HO2S– Faulty Mass Air Flow Sensor– High fuel pressure– Canister purge solenoid stuck open– HO2S harness is open or shorted– HO2S circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty HO2S– Faulty Mass Air Flow Sensor– High fuel pressure– Canister purge solenoid stuck open– HO2S harness is open or shorted– HO2S circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Pedal Position Sensor– Pedal Position Sensor harness is open or shorted– Pedal Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor harness is open or shorted– Throttle Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor harness is open or shorted– Throttle Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Faulty Throttle Position Sensor– Throttle Position Sensor harness is open or shorted– Throttle Position Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Possible causes – Leaking pressure regulator or fuel injector– Engine mechanical condition– Faulty HO2S Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1123 Description Throttle Position Sensor In Range But Higher Than Expected is one of the definitions for the P1123; however your vehicle’s manufacturer may have a different definition for