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ELECTRICALS 200 Sr. No. Displayed DTC Code DTC Description Fault cause Probable trouble Area 7 P0122 - 14 Throttle/pedal position sensor/switch "A" circuit low - circuit short to ground or open circuit short to ground or open 1) Loose/ damaged connections or intermittent fault. 2) Sensor supply line short circuit to battery/ ground. 3) Sensor signal line short circuit to battery/ sensor supply/ ground. 4) Check the continuity from sensor connector pins to the ECU pins. 5) Check for back out of pins at both sensor connector and ECU connector. 6) Check for damage of pins at both sensor connector and ECU connector. 7) Faulty throttle position sensor or ECU. 8 P0223 - 12 Throttle/pedal position sensor/switch "B" circuit high Circuit short to battery 1) Loose/ damaged connections or intermittent fault. 2) Sensor supply line short circuit to battery/ ground. 3) Sensor signal line short circuit to battery/ ground. 4) Check the continuity from sensor connector pins to the ECU pins. 5) Check for back out of pins at both sensor connector and ECU connector. 6) Check for damage of pins at both sensor connector and ECU connector. 7) Faulty ECU. 9 P0222 - 14 Throttle/pedal position sensor/switch "B" circuit Low - circuit short to ground or open circuit short to ground or open 1) Loose/ damaged connections or intermittent fault. 2) Sensor supply line short circuit to battery/ ground. 3) Sensor signal line short circuit to battery/ ground. 4) Check the continuity from sensor connector pins to the ECU pins. 5) Check for back out of pins at both sensor connector and ECU connector. 6) Check for damage of pins at both sensor connector and ECU connector. 7) Faulty ECU. 10 P0121 - 29 Throttle position sensor "A" or "B", signal not plausible Signal invalid 1) Loose/ damaged connections or intermittent fault. 2) Sensor supply line short circuit to battery/ ground. 3) Sensor signal line short circuit to battery/ ground. 4) Check the continuity from sensor connector pins to the ECU pins. 5) Check for back out of pins at both sensor connector and ECU connector. 6) Check for damage of pins at both sensor connector and ECU connector. 7) Faulty ECU.