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ECK-364 < DTC/CIRCUIT DIAGNOSIS > [K9K] P2120 APP SENSOR P2120 APP SENSOR DTC Logic INFOID:0000000010290032 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at >> GO TO 2. 2. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON and wait at least 3 seconds. 2. Check DTC. Is DTC detected? YES >> Proceed to ECK-365, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000010290033 1. CHECK ACCELERATOR PEDAL POSITION (APP) SENSOR POWER SUPPLY Check the power supply of the APP sensor. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. CHECK APP SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Check APP sensor circuit for open and short. Is the inspection result normal? DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P2120 PEDAL POTENTIOMETER CIR- • Accelerator pedal position (APP) sensor 2 signal is less than 0.04 V. • Accelerator pedal position (APP) sensor 2 signal is more than 0.74 V. • Harness or connectors (APP sensor 2 circuit is open or • APP sensor 2 + - Voltage (Approx.) APP sensor Connector Terminal E20 4 Ground 5.0 V 5 + - Continuity ECM APP sensor Connector Terminal Connector Terminal E59 23 E20 5 Existed 27 4 |