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ECH-170 < DTC/CIRCUIT DIAGNOSIS > [HRA2DDT] P0120 TP SENSOR P0120 TP SENSOR DTC Logic INFOID:0000000010379064 DTC DETECTION LOGIC NOTE: . DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING Turn ignition switch OFF and wait at least 12 minutes. >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON and wait at least 12 minutes. 2. Check DTC. Is DTC detected? YES >> Proceed to ECH-170, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010379065 1. CHECK ECM HARNESS CONNECTOR CONNECTION 1. Turn ignition switch OFF. 2. Check ECM connector connection F17. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace ECM connector connection. 2. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNECTION Check electric throttle control actuator harness connector connection F46. YES >> GO TO 3. NO >> Repair or replace electric throttle control actuator harness connector connection. 3. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT 1. Disconnect electric throttle control actuator harness connector. 2. Check the continuity between electric throttle control actuator harness connector and ECM harness con- 3. Also check harness for short to ground and short to power. Is the inspection result normal? YES >> GO TO 4. DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P0120 THROTTLE POSI SEN Implausible TP sensor position for 0.19 sec- • Harness or connectors (Throttle position sensor circuit is open or • Throttle position sensor Electric throttle control actuator ECM Continuity Connector Terminal Connector Terminal F46 5 F17 65 Existed |