Ford - OBD Code Lookup

P0121 Ford

Throttle/Pedal Position Sensor/Switch ‘A’ Circuit Range/Performance

Throttle/Pedal Position Sensor ‘A’ Circuit Low Input

Engine Coolant Temperature Sensor Circuit Low

Engine Coolant Temperature Sensor Circuit High

Engine Coolant Temperature Sensor 1 Circuit Intermittent

Intake Air Temperature Sensor 1 Intermittent Or Erratic

Engine Coolant Temperature Sensor 1 Circuit Range/Performance

Intake Air Temperature Sensor Circuit High Input

Intake Air Temperature Sensor 1 Circuit Range/Performance Problem

Intake Air Temperature Sensor Circuit Low Input