DTC P0496: Sistema de Emisiones Evaporativas Flujo de Purga Alto Detectado - Honda Accord 2012-2017
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[{'start': '1.079', 'end': '7.320', 'text': 'Welcome to the DIY Honda Garage channel.'}, {'start': '5.000', 'end': '10.240', 'text': 'DTC code'}, {'start': '7.320', 'end': '13.200', 'text': 'P0496 indicates a fault within the'}, {'start': '10.240', 'end': '15.759', 'text': 'EVAP evaporative emissions system of'}, {'start': '13.200', 'end': '18.480', 'text': 'Honda Accord models manufactured between'}, {'start': '15.759', 'end': '20.760', 'text': '2012 and 2017.'}, {'start': '18.480', 'end': '22.920', 'text': 'This system is crucial for controlling'}, {'start': '20.760', 'end': '25.199', 'text': 'fuel vapor emissions'}, {'start': '22.920', 'end': '27.720', 'text': "from the vehicle's fuel tank"}, {'start': '25.199', 'end': '30.519', 'text': '.  When the'}, {'start': '27.720', 'end': '32.599', 'text': 'EVAP canister purge valve is functioning properly, it'}, {'start': '30.519', 'end': '34.640', 'text': 'allows fuel vapors'}, {'start': '32.599', 'end': '37.079', 'text': 'to be drawn into the engine for'}, {'start': '34.640', 'end': '39.559', 'text': 'combustion, aiding in'}, {'start': '37.079', 'end': '41.879', 'text': 'emissions control.  However, when this'}, {'start': '39.559', 'end': '44.440', 'text': 'valve becomes stuck open or'}, {'start': '41.879', 'end': '47.719', 'text': 'experiences abnormal flow,'}, {'start': '44.440', 'end': '49.879', 'text': 'code P0496 is triggered.'}, {'start': '47.719', 'end': '52.600', 'text': 'The problem can lead to increased'}, {'start': '49.879', 'end': '55.359', 'text': 'emissions and potential'}, {'start': '52.600', 'end': '57.719', 'text': 'engine performance problems.  Understanding the'}, {'start': '55.359', 'end': '60.239', 'text': 'function of the components involved'}, {'start': '57.719', 'end': '63.239', 'text': 'is essential to effectively diagnose and'}, {'start': '60.239', 'end': '66.040', 'text': 'rectify this problem'}, {'start': '63.239', 'end': '68.600', 'text': '.  The primary role of the'}, {'start': '66.040', 'end': '70.960', 'text': 'EVAP evaporative emission system is to'}, {'start': '68.600', 'end': '73.200', 'text': 'capture and temporarily store'}, {'start': '70.960', 'end': '75.960', 'text': 'fuel vapors from the'}, {'start': '73.200', 'end': '79.040', 'text': 'fuel tank.  This vapor is retained in the'}, {'start': '75.960', 'end': '81.280', 'text': 'evapo canister near the'}, {'start': '79.040', 'end': '83.200', 'text': 'fuel tank.  The main component'}, {'start': '81.280', 'end': '85.680', 'text': 'involved in this system is the'}, {'start': '83.200', 'end': '88.119', 'text': 'EVAB canister purge valve, which'}, {'start': '85.680', 'end': '90.799', 'text': 'is responsible for allowing vapor to'}, {'start': '88.119', 'end': '94.079', 'text': 'flow into the engine for combustion.  The'}, {'start': '90.799', 'end': '96.439', 'text': 'powertrain control module (PCM)'}, {'start': '94.079', 'end': '98.759', 'text': 'regulates this valve by adjusting its'}, {'start': '96.439', 'end': '101.640', 'text': 'duty cycle according to'}, {'start': '98.759', 'end': '104.240', 'text': 'engine conditions.  This precise control helps'}, {'start': '101.640', 'end': '107.360', 'text': 'maintain optimal engine performance'}, {'start': '104.240', 'end': '109.360', 'text': 'while minimizing emissions.  A'}, {'start': '107.360', 'end': '111.840', 'text': 'malfunction, such as the'}, {'start': '109.360', 'end': '114.040', 'text': 'purge valve being stuck open, can'}, {'start': '111.840', 'end': '118.759', 'text': 'create a high purge flow condition,'}, {'start': '114.040', 'end': '122.640', 'text': 'triggering fault code P0496.'}, {'start': '118.759', 'end': '125.360', 'text': 'The main possible cause of code'}, {'start': '122.640', 'end': '129.160', 'text': 'P0496 is that the'}, {'start': '125.360', 'end': '131.319', 'text': 'EVBAP canister purge valve is stuck open.'}, {'start': '129.160', 'end': '134.000', 'text': 'This could lead to the system'}, {'start': '131.319', 'end': '136.480', 'text': 'allowing too many vapors to enter the'}, {'start': '134.000', 'end': '139.680', 'text': 'engine, resulting in'}, {'start': '136.480', 'end': '141.879', 'text': 'abnormal emissions.  Additionally, a malfunction'}, {'start': '139.680', 'end': '145.160', 'text': 'in the FTP fuel tank pressure sensor'}, {'start': '141.879', 'end': '147.800', 'text': 'can also contribute'}, {'start': '145.160', 'end': '150.200', 'text': 'to this problem, as this sensor'}, {'start': '147.800', 'end': '152.760', 'text': 'monitors pressure conditions'}, {'start': '150.200', 'end': '155.599', 'text': 'within the evaporative system.  If the'}, {'start': '152.760', 'end': '158.200', 'text': 'sensor is not operating normally, it could'}, {'start': '155.599', 'end': '161.720', 'text': 'incorrectly report'}, {'start': '158.200', 'end': '164.120', 'text': 'system status to the PCM.  Finally, there may be'}, {'start': '161.720', 'end': '166.200', 'text': 'issues related to'}, {'start': '164.120', 'end': '169.200', 'text': 'fuel tank pressure that can'}, {'start': '166.200', 'end': '171.879', 'text': 'affect system performance,'}, {'start': '169.200', 'end': '174.640', 'text': 'further complicating the'}, {'start': '171.879', 'end': '176.599', 'text': 'diagnostic process.  The most noticeable symptom of the'}, {'start': '176.599', 'end': '183.280', 'text': 'P0496 code is the illumination of the check'}, {'start': '179.560', 'end': '185.360', 'text': 'engine light or malfunction indicator light'}, {'start': '183.280', 'end': '187.239', 'text': '.  This indicates that the'}, {'start': '187.239', 'end': '193.120', 'text': "vehicle's on-board diagnostic system has detected a problem that"}, {'start': '190.000', 'end': '195.400', 'text': 'requires attention.  In addition to the'}, {'start': '193.120', 'end': '197.920', 'text': 'warning light, drivers may'}, {'start': '195.400', 'end': '200.599', 'text': 'experience abnormal fuel consumption,'}, {'start': '197.920', 'end': '202.920', 'text': 'which occurs when'}, {'start': '200.599', 'end': '205.760', 'text': 'too much fuel vapor is introduced into the'}, {'start': '202.920', 'end': '208.080', 'text': 'engine, affecting the air-'}, {'start': '205.760', 'end': '210.200', 'text': 'fuel ratio.  Additionally, there may be'}, {'start': '208.080', 'end': '213.040', 'text': 'noticeable engine performance issues'}, {'start': '210.200', 'end': '215.560', 'text': 'such as rough idling or'}, {'start': '213.040', 'end': '217.760', 'text': 'excitation during acceleration,'}, {'start': '215.560', 'end': '220.599', 'text': 'because the engine may be receiving'}, {'start': '217.760', 'end': '223.200', 'text': 'an incorrect amount of steam.'}, {'start': '220.599', 'end': '226.120', 'text': 'Awareness of these symptoms can guide'}, {'start': '223.200', 'end': '229.000', 'text': 'drivers to seek'}, {'start': '226.120', 'end': '231.400', 'text': 'timely repairs.  The first troubleshooting step'}, {'start': '229.000', 'end': '233.599', 'text': 'involves checking the function'}, {'start': '231.400', 'end': '236.319', 'text': 'of the EVAP canister purge valve'}, {'start': '233.599', 'end': '238.599', 'text': '.  Start by assessing whether the'}, {'start': '236.319', 'end': '241.280', 'text': 'purge valve opens as expected during'}, {'start': '238.599', 'end': '244.319', 'text': 'operation and ensure that the'}, {'start': '241.280', 'end': '245.519', 'text': 'pulse signal sent to the FTP sensor is'}, {'start': '244.319', 'end': '247.840', 'text': 'detected'}, {'start': '245.519', 'end': '250.439', 'text': 'correctly.  You will perform a'}, {'start': '247.840', 'end': '252.640', 'text': 'pulse test, which involves monitoring the duty cycle'}, {'start': '250.439', 'end': '255.359', 'text': 'of the purge valve to'}, {'start': '252.640', 'end': '257.840', 'text': 'determine if it is operating'}, {'start': '255.359', 'end': '260.239', 'text': 'normally.  It is critical to see a'}, {'start': '257.840', 'end': '263.040', 'text': 'consistent pulse, as this indicates that the'}, {'start': '260.239', 'end': '265.639', 'text': 'valve is operating correctly.  and there'}, {'start': '263.040', 'end': '268.520', 'text': 'is no pulse, it may suggest that the'}, {'start': '265.639', 'end': '270.600', 'text': 'purge valve is stuck open,'}, {'start': '268.520', 'end': '272.639', 'text': 'which is a primary cause of the'}, {'start': '272.639', 'end': '278.080', 'text': 'P0496 code.  The second step in the troubleshooting process'}, {'start': '275.479', 'end': '280.680', 'text': 'is to closely monitor the'}, {'start': '278.080', 'end': '283.639', 'text': 'FTP sensor readings'}, {'start': '280.680', 'end': '286.320', 'text': 'during vehicle operation.  This'}, {'start': '283.639', 'end': '288.960', 'text': 'step is crucial because any'}, {'start': '286.320', 'end': '290.800', 'text': 'fluctuating reading from this sensor should go'}, {'start': '288.960', 'end': '292.400', 'text': 'from negative pressure to'}, {'start': '290.800', 'end': '294.240', 'text': 'atmospheric pressure.'}, {'start': '292.400', 'end': '296.160', 'text': 'Particularly after turning off the'}, {'start': '294.240', 'end': '297.840', 'text': 'ignition or pressing the'}, {'start': '296.160', 'end': '301.199', 'text': 'start button, stopping the'}, {'start': '297.840', 'end': '303.400', 'text': 'engine.  If no oscillation is detected, the'}, {'start': '301.199', 'end': '305.960', 'text': 'system identifies that the purge flow'}, {'start': '303.400', 'end': '308.479', 'text': 'is not operating correctly, leading'}, {'start': '305.960', 'end': '311.120', 'text': 'to code'}, {'start': '308.479', 'end': '313.919', 'text': 'P0497 instead.  Ensuring that the'}, {'start': '311.120', 'end': '315.840', 'text': 'FTP sensor is performing within its'}, {'start': '313.919', 'end': '318.199', 'text': 'specifications is vital to'}, {'start': '315.840', 'end': '320.560', 'text': 'diagnosing whether the problem lies with the FTP sensor'}, {'start': '318.199', 'end': '322.400', 'text': 'or the purge valve.  After'}, {'start': '320.560', 'end': '324.919', 'text': 'making repairs to the'}, {'start': '322.400', 'end': '327.479', 'text': 'EVAP system, it is essential to perform a'}, {'start': '324.919', 'end': '330.080', 'text': 'final check to ensure'}, {'start': '327.479', 'end': '332.360', 'text': 'the problems have been resolved.'}, {'start': '330.080', 'end': '335.360', 'text': 'Begin by inspecting that all'}, {'start': '332.360', 'end': '337.479', 'text': 'repairs have been completed thoroughly and'}, {'start': '335.360', 'end': '340.840', 'text': 'that no'}, {'start': '337.479', 'end': '343.000', 'text': 'active diagnostic trouble codes (DTCs) remain.'}, {'start': '340.840', 'end': '345.240', 'text': 'Next, perform a test'}, {'start': '343.000', 'end': '347.319', 'text': 'drive under conditions similar to those'}, {'start': '345.240', 'end': '349.479', 'text': 'that may have triggered the'}, {'start': '347.319', 'end': '351.560', 'text': 'original failure.'}, {'start': '349.479', 'end': '354.319', 'text': 'Monitoring the system during this'}, {'start': '351.560', 'end': '356.800', 'text': 'test will verify whether the repairs'}, {'start': '354.319', 'end': '360.120', 'text': 'have resolved the'}, {'start': '356.800', 'end': '363.000', 'text': 'high bleed flow condition or if other issues still need to be addressed'}, {'start': '360.120', 'end': '366.639', 'text': '.  If all systems are'}, {'start': '363.000', 'end': '369.520', 'text': 'operating normally and the MIL remains'}, {'start': '366.639', 'end': '372.440', 'text': 'off, then the repairs'}, {'start': '369.520', 'end': '374.840', 'text': 'can be considered successful.'}, {'start': '372.440', 'end': '376.720', 'text': 'Preventive maintenance is key to'}, {'start': '374.840', 'end': '381.400', 'text': 'avoiding recurring problems'}, {'start': '376.720', 'end': '381.400', 'text': 'related to code P0496.'}, {'start': '381.479', 'end': '386.560', 'text': 'Regular checks of the EVAP system,'}, {'start': '384.400', 'end': '389.840', 'text': 'including the purge valve and'}, {'start': '386.560', 'end': '391.800', 'text': 'FTP sensor, can prevent premature wear'}, {'start': '389.840', 'end': '394.840', 'text': 'or malfunction'}, {'start': '391.800', 'end': '397.080', 'text': '.  Additionally, monitoring the'}, {'start': '394.840', 'end': '399.840', 'text': 'fuel system for leaks or'}, {'start': '397.080', 'end': '401.840', 'text': 'pressure abnormalities can also'}, {'start': '399.840', 'end': '404.639', 'text': 'help maintain'}, {'start': '401.840', 'end': '406.560', 'text': 'system integrity and reduce the risk of'}, {'start': '406.560', 'end': '411.280', 'text': 'emissions-related failures.  Performing'}, {'start': '408.840', 'end': '413.199', 'text': 'routine engine diagnostics ensures that'}, {'start': '411.280', 'end': '416.199', 'text': 'any emerging problems are'}, {'start': '413.199', 'end': '419.080', 'text': 'identified before they escalate.  By'}, {'start': '416.199', 'end': '420.879', 'text': 'prioritizing these preventative measures,'}, {'start': '419.080', 'end': '422.720', 'text': 'owners can keep their'}, {'start': '420.879', 'end': '425.000', 'text': 'vehicles running'}, {'start': '422.720', 'end': '427.599', 'text': 'efficiently while promoting'}, {'start': '425.000', 'end': '428.879', 'text': 'environmental responsibility through'}, {'start': '428.879', 'end': '435.440', 'text': 'emissions reduction.  In conclusion, understanding the'}, {'start': '432.280', 'end': '438.639', 'text': 'role of the EVAP system and its components'}, {'start': '435.440', 'end': '442.360', 'text': 'such as the purge valve and FTP sensor'}, {'start': '438.639', 'end': '444.440', 'text': 'is vital to effective diagnosis.'}, {'start': '442.360', 'end': '446.440', 'text': 'Knowing the symptoms associated with'}, {'start': '444.440', 'end': '449.160', 'text': 'code'}, {'start': '446.440', 'end': '451.560', 'text': 'P0496, including the illumination of the check'}, {'start': '449.160', 'end': '454.000', 'text': 'engine light and'}, {'start': '451.560', 'end': '456.800', 'text': 'poor performance, allows drivers to'}, {'start': '454.000', 'end': '458.919', 'text': 'take timely action.  Following a'}, {'start': '458.919', 'end': '464.080', 'text': 'structured troubleshooting process ensures that'}, {'start': '461.440', 'end': '465.840', 'text': 'underlying problems are accurately identified and addressed'}, {'start': '464.080', 'end': '468.639', 'text': '.'}, {'start': '465.840', 'end': '470.960', 'text': 'Emphasizing preventative maintenance'}, {'start': '468.639', 'end': '472.199', 'text': 'further protects against the'}, {'start': '470.960', 'end': '475.479', 'text': 'future occurrence of'}, {'start': '472.199', 'end': '478.319', 'text': 'DTCs.  By maintaining the EVAP system in'}, {'start': '475.479', 'end': '480.840', 'text': 'optimal condition, owners'}, {'start': '478.319', 'end': '483.800', 'text': 'contribute to improved'}, {'start': '480.840', 'end': '486.520', 'text': 'vehicle performance and reduced'}, {'start': '483.800', 'end': '490.520', 'text': 'emissions.  Give it a like and subscribe to the'}, {'start': '486.520', 'end': '490.520', 'text': 'channel.  See you next time.  M.'}]